diff --git a/pom.xml b/pom.xml
index ce575875420..5f8e749ccec 100644
--- a/pom.xml
+++ b/pom.xml
@@ -9,7 +9,7 @@
 
   <groupId>org.knowm.xchange</groupId>
   <artifactId>xchange-parent</artifactId>
-  <version>5.1.1-SNAPSHOT</version>
+  <version>5.1.1</version>
   <packaging>pom</packaging>
 
   <name>XChange</name>
@@ -87,7 +87,7 @@
     <connection>scm:git:git@github.com:knowm/XChange.git</connection>
     <developerConnection>scm:git:git@github.com:knowm/XChange.git</developerConnection>
     <url>git@github.com:knowm/XChange.git</url>
-    <tag>HEAD</tag>
+    <tag>xchange-5.1.1</tag>
   </scm>
 
   <modules>
diff --git a/xchange-ascendex/pom.xml b/xchange-ascendex/pom.xml
index 91c3f01488f..f21768f29d5 100644
--- a/xchange-ascendex/pom.xml
+++ b/xchange-ascendex/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-ascendex</artifactId>
diff --git a/xchange-bankera/pom.xml b/xchange-bankera/pom.xml
index 04661c9454d..f586ac1f9ab 100644
--- a/xchange-bankera/pom.xml
+++ b/xchange-bankera/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-bankera</artifactId>
diff --git a/xchange-bibox/pom.xml b/xchange-bibox/pom.xml
index 4e490409e48..95f5841ac69 100644
--- a/xchange-bibox/pom.xml
+++ b/xchange-bibox/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>org.knowm.xchange</groupId>
 		<artifactId>xchange-parent</artifactId>
-		<version>5.1.1-SNAPSHOT</version>
+		<version>5.1.1</version>
 	</parent>
 
 	<artifactId>xchange-bibox</artifactId>
diff --git a/xchange-binance/pom.xml b/xchange-binance/pom.xml
index 86585c4767c..80c3aa46949 100644
--- a/xchange-binance/pom.xml
+++ b/xchange-binance/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>xchange-parent</artifactId>
         <groupId>org.knowm.xchange</groupId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-binance</artifactId>
diff --git a/xchange-bitbay/pom.xml b/xchange-bitbay/pom.xml
index 1b444f27c9d..a26737df10a 100644
--- a/xchange-bitbay/pom.xml
+++ b/xchange-bitbay/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-bitbay</artifactId>
diff --git a/xchange-bitcoinaverage/pom.xml b/xchange-bitcoinaverage/pom.xml
index 43448314fc2..e0101ebba7b 100644
--- a/xchange-bitcoinaverage/pom.xml
+++ b/xchange-bitcoinaverage/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-bitcoinaverage</artifactId>
diff --git a/xchange-bitcoincharts/pom.xml b/xchange-bitcoincharts/pom.xml
index 52e57a39b66..c011f30794f 100644
--- a/xchange-bitcoincharts/pom.xml
+++ b/xchange-bitcoincharts/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-bitcoincharts</artifactId>
diff --git a/xchange-bitcoincore/pom.xml b/xchange-bitcoincore/pom.xml
index c98da4419e6..93a0deaea78 100644
--- a/xchange-bitcoincore/pom.xml
+++ b/xchange-bitcoincore/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-bitcoincore</artifactId>
diff --git a/xchange-bitcoinde/pom.xml b/xchange-bitcoinde/pom.xml
index 5c04b494ff8..c346c7e251e 100644
--- a/xchange-bitcoinde/pom.xml
+++ b/xchange-bitcoinde/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-bitcoinde</artifactId>
diff --git a/xchange-bitcointoyou/pom.xml b/xchange-bitcointoyou/pom.xml
index f6cb7d4773c..13e3575118e 100644
--- a/xchange-bitcointoyou/pom.xml
+++ b/xchange-bitcointoyou/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>org.knowm.xchange</groupId>
 		<artifactId>xchange-parent</artifactId>
-		<version>5.1.1-SNAPSHOT</version>
+		<version>5.1.1</version>
 	</parent>
 
 	<artifactId>xchange-bitcointoyou</artifactId>
diff --git a/xchange-bitfinex/pom.xml b/xchange-bitfinex/pom.xml
index a31f2fd7ecc..4c168efd32a 100644
--- a/xchange-bitfinex/pom.xml
+++ b/xchange-bitfinex/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-bitfinex</artifactId>
diff --git a/xchange-bitflyer/pom.xml b/xchange-bitflyer/pom.xml
index 826bbef2400..9dea0f85e37 100755
--- a/xchange-bitflyer/pom.xml
+++ b/xchange-bitflyer/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <artifactId>xchange-parent</artifactId>
         <groupId>org.knowm.xchange</groupId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <organization>
diff --git a/xchange-bithumb/pom.xml b/xchange-bithumb/pom.xml
index d7ac9f91394..f82161334d8 100644
--- a/xchange-bithumb/pom.xml
+++ b/xchange-bithumb/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-bithumb</artifactId>
diff --git a/xchange-bitmex/pom.xml b/xchange-bitmex/pom.xml
index 4a9b3809b2f..33265796203 100755
--- a/xchange-bitmex/pom.xml
+++ b/xchange-bitmex/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.knowm.xchange</groupId>
 		<artifactId>xchange-parent</artifactId>
-		<version>5.1.1-SNAPSHOT</version>
+		<version>5.1.1</version>
 	</parent>
 
 	<artifactId>xchange-bitmex</artifactId>
diff --git a/xchange-bitso/pom.xml b/xchange-bitso/pom.xml
index b33e203d35a..5df835778ef 100644
--- a/xchange-bitso/pom.xml
+++ b/xchange-bitso/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-bitso</artifactId>
diff --git a/xchange-bitstamp/pom.xml b/xchange-bitstamp/pom.xml
index 8e3004aa9cf..74b1375b302 100644
--- a/xchange-bitstamp/pom.xml
+++ b/xchange-bitstamp/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-bitstamp</artifactId>
diff --git a/xchange-bittrex/pom.xml b/xchange-bittrex/pom.xml
index ac9fae07789..b9a92050c55 100644
--- a/xchange-bittrex/pom.xml
+++ b/xchange-bittrex/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-bittrex</artifactId>
diff --git a/xchange-bity/pom.xml b/xchange-bity/pom.xml
index dcde294d79c..2781f2365df 100644
--- a/xchange-bity/pom.xml
+++ b/xchange-bity/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-bity</artifactId>
diff --git a/xchange-bitz/pom.xml b/xchange-bitz/pom.xml
index 589d18e2a10..a3adfede897 100644
--- a/xchange-bitz/pom.xml
+++ b/xchange-bitz/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-bitz</artifactId>
diff --git a/xchange-bl3p/pom.xml b/xchange-bl3p/pom.xml
index f150454e95f..8f9dd25bef3 100644
--- a/xchange-bl3p/pom.xml
+++ b/xchange-bl3p/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-bl3p</artifactId>
diff --git a/xchange-bleutrade/pom.xml b/xchange-bleutrade/pom.xml
index 4b782365c47..caf17284eba 100644
--- a/xchange-bleutrade/pom.xml
+++ b/xchange-bleutrade/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-bleutrade</artifactId>
diff --git a/xchange-blockchain/pom.xml b/xchange-blockchain/pom.xml
index 4cf992d6063..1964da757f3 100644
--- a/xchange-blockchain/pom.xml
+++ b/xchange-blockchain/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-blockchain</artifactId>
diff --git a/xchange-btcc/pom.xml b/xchange-btcc/pom.xml
index af81e77690b..d356382589f 100644
--- a/xchange-btcc/pom.xml
+++ b/xchange-btcc/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-btcc</artifactId>
diff --git a/xchange-btcmarkets/pom.xml b/xchange-btcmarkets/pom.xml
index 912b8819d0a..8e625463871 100644
--- a/xchange-btcmarkets/pom.xml
+++ b/xchange-btcmarkets/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-btcmarkets</artifactId>
diff --git a/xchange-btcturk/pom.xml b/xchange-btcturk/pom.xml
index a45e95e42e1..0b27e6386ac 100644
--- a/xchange-btcturk/pom.xml
+++ b/xchange-btcturk/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <artifactId>xchange-parent</artifactId>
         <groupId>org.knowm.xchange</groupId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-btcturk</artifactId>
diff --git a/xchange-bybit/pom.xml b/xchange-bybit/pom.xml
index 161a3749921..fa98e8c3c38 100644
--- a/xchange-bybit/pom.xml
+++ b/xchange-bybit/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-bybit</artifactId>
diff --git a/xchange-ccex/pom.xml b/xchange-ccex/pom.xml
index a1031dc0247..0633d6a4289 100644
--- a/xchange-ccex/pom.xml
+++ b/xchange-ccex/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
     <artifactId>xchange-ccex</artifactId>
     <name>XChange C-Cex</name>
diff --git a/xchange-cexio/pom.xml b/xchange-cexio/pom.xml
index 978dfbabee5..fa078489004 100644
--- a/xchange-cexio/pom.xml
+++ b/xchange-cexio/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <artifactId>xchange-parent</artifactId>
         <groupId>org.knowm.xchange</groupId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-cexio</artifactId>
diff --git a/xchange-coinbase/pom.xml b/xchange-coinbase/pom.xml
index af39f7f0f78..d90eb6e1ebd 100644
--- a/xchange-coinbase/pom.xml
+++ b/xchange-coinbase/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-coinbase</artifactId>
diff --git a/xchange-coinbasepro/pom.xml b/xchange-coinbasepro/pom.xml
index 412d929f17a..f1c7f01b286 100644
--- a/xchange-coinbasepro/pom.xml
+++ b/xchange-coinbasepro/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-coinbasepro</artifactId>
diff --git a/xchange-coincheck/pom.xml b/xchange-coincheck/pom.xml
index 4ce1cfd3e26..2b4e903325a 100644
--- a/xchange-coincheck/pom.xml
+++ b/xchange-coincheck/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-coincheck</artifactId>
diff --git a/xchange-coindeal/pom.xml b/xchange-coindeal/pom.xml
index b841eb58acc..5ff71df0f01 100644
--- a/xchange-coindeal/pom.xml
+++ b/xchange-coindeal/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>xchange-parent</artifactId>
         <groupId>org.knowm.xchange</groupId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/xchange-coindirect/pom.xml b/xchange-coindirect/pom.xml
index 3c1db7cc9ca..1089d404acc 100644
--- a/xchange-coindirect/pom.xml
+++ b/xchange-coindirect/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>xchange-parent</artifactId>
         <groupId>org.knowm.xchange</groupId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-coindirect</artifactId>
diff --git a/xchange-coinegg/pom.xml b/xchange-coinegg/pom.xml
index 4092c8e2e31..81964b2977d 100644
--- a/xchange-coinegg/pom.xml
+++ b/xchange-coinegg/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-coinegg</artifactId>
diff --git a/xchange-coinex/pom.xml b/xchange-coinex/pom.xml
index f54a7e3aaa3..fb069a63a87 100644
--- a/xchange-coinex/pom.xml
+++ b/xchange-coinex/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>xchange-parent</artifactId>
         <groupId>org.knowm.xchange</groupId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/xchange-coinfloor/pom.xml b/xchange-coinfloor/pom.xml
index 50cc60bdcf6..f7aede768c7 100644
--- a/xchange-coinfloor/pom.xml
+++ b/xchange-coinfloor/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-coinfloor</artifactId>
diff --git a/xchange-coingi/pom.xml b/xchange-coingi/pom.xml
index 18a31b7b2dd..3582aa5e5ff 100644
--- a/xchange-coingi/pom.xml
+++ b/xchange-coingi/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-coingi</artifactId>
diff --git a/xchange-coinjar/pom.xml b/xchange-coinjar/pom.xml
index ff54d945c59..de4b2af46e0 100644
--- a/xchange-coinjar/pom.xml
+++ b/xchange-coinjar/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>xchange-parent</artifactId>
         <groupId>org.knowm.xchange</groupId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-coinjar</artifactId>
diff --git a/xchange-coinmarketcap/pom.xml b/xchange-coinmarketcap/pom.xml
index 5171b6a57f9..bd71837576a 100644
--- a/xchange-coinmarketcap/pom.xml
+++ b/xchange-coinmarketcap/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-coinmarketcap</artifactId>
diff --git a/xchange-coinmate/pom.xml b/xchange-coinmate/pom.xml
index 4f91ee96f48..709bddccfb8 100644
--- a/xchange-coinmate/pom.xml
+++ b/xchange-coinmate/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-coinmate</artifactId>
diff --git a/xchange-coinone/pom.xml b/xchange-coinone/pom.xml
index 6f05aa7c873..e31e01f26e0 100644
--- a/xchange-coinone/pom.xml
+++ b/xchange-coinone/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-coinone</artifactId>
diff --git a/xchange-core/pom.xml b/xchange-core/pom.xml
index 1c2fe98a13a..87a751e86b3 100644
--- a/xchange-core/pom.xml
+++ b/xchange-core/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>org.knowm.xchange</groupId>
 		<artifactId>xchange-parent</artifactId>
-		<version>5.1.1-SNAPSHOT</version>
+		<version>5.1.1</version>
 	</parent>
 
 	<artifactId>xchange-core</artifactId>
diff --git a/xchange-cryptowatch/pom.xml b/xchange-cryptowatch/pom.xml
index fce45a676c1..dfe6019e7c9 100644
--- a/xchange-cryptowatch/pom.xml
+++ b/xchange-cryptowatch/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-cryptowatch</artifactId>
diff --git a/xchange-deribit/pom.xml b/xchange-deribit/pom.xml
index b1a13b5df07..865de8d0de6 100644
--- a/xchange-deribit/pom.xml
+++ b/xchange-deribit/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.knowm.xchange</groupId>
 		<artifactId>xchange-parent</artifactId>
-		<version>5.1.1-SNAPSHOT</version>
+		<version>5.1.1</version>
 	</parent>
 
 	<artifactId>xchange-deribit</artifactId>
diff --git a/xchange-dvchain/pom.xml b/xchange-dvchain/pom.xml
index 01307da36ae..ade6a914e2f 100644
--- a/xchange-dvchain/pom.xml
+++ b/xchange-dvchain/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>xchange-parent</artifactId>
         <groupId>org.knowm.xchange</groupId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/xchange-dydx/pom.xml b/xchange-dydx/pom.xml
index 458d0e761a7..68dc8a7d1e8 100644
--- a/xchange-dydx/pom.xml
+++ b/xchange-dydx/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>xchange-parent</artifactId>
         <groupId>org.knowm.xchange</groupId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/xchange-enigma/pom.xml b/xchange-enigma/pom.xml
index 2963a5d93fc..a2e358bf275 100644
--- a/xchange-enigma/pom.xml
+++ b/xchange-enigma/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>xchange-parent</artifactId>
         <groupId>org.knowm.xchange</groupId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-enigma</artifactId>
diff --git a/xchange-examples/pom.xml b/xchange-examples/pom.xml
index 997bf9a00f5..0b596fa8d85 100755
--- a/xchange-examples/pom.xml
+++ b/xchange-examples/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>org.knowm.xchange</groupId>
 		<artifactId>xchange-parent</artifactId>
-		<version>5.1.1-SNAPSHOT</version>
+		<version>5.1.1</version>
 	</parent>
 
 	<artifactId>xchange-examples</artifactId>
diff --git a/xchange-exmo/pom.xml b/xchange-exmo/pom.xml
index 63459974f3b..d39d5af2b82 100644
--- a/xchange-exmo/pom.xml
+++ b/xchange-exmo/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-exmo</artifactId>
diff --git a/xchange-ftx/pom.xml b/xchange-ftx/pom.xml
index 6c1692ff200..e402d523be6 100644
--- a/xchange-ftx/pom.xml
+++ b/xchange-ftx/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <artifactId>xchange-parent</artifactId>
         <groupId>org.knowm.xchange</groupId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-ftx</artifactId>
diff --git a/xchange-gateio/pom.xml b/xchange-gateio/pom.xml
index e07c728a4b4..67ddda3959d 100644
--- a/xchange-gateio/pom.xml
+++ b/xchange-gateio/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-gateio</artifactId>
diff --git a/xchange-gemini/pom.xml b/xchange-gemini/pom.xml
index f0ddb53974d..f50dde81877 100644
--- a/xchange-gemini/pom.xml
+++ b/xchange-gemini/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-gemini</artifactId>
diff --git a/xchange-globitex/pom.xml b/xchange-globitex/pom.xml
index 017073f1ff9..8512fde3381 100644
--- a/xchange-globitex/pom.xml
+++ b/xchange-globitex/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-globitex</artifactId>
diff --git a/xchange-hitbtc/pom.xml b/xchange-hitbtc/pom.xml
index d9af0b7c655..11c46204888 100644
--- a/xchange-hitbtc/pom.xml
+++ b/xchange-hitbtc/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-hitbtc</artifactId>
diff --git a/xchange-huobi/pom.xml b/xchange-huobi/pom.xml
index 3eaf60913ed..22b0cb6bcd5 100644
--- a/xchange-huobi/pom.xml
+++ b/xchange-huobi/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-huobi</artifactId>
diff --git a/xchange-idex/pom.xml b/xchange-idex/pom.xml
index 64b10f25661..85ee5c46ca1 100644
--- a/xchange-idex/pom.xml
+++ b/xchange-idex/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-idex</artifactId>
diff --git a/xchange-independentreserve/pom.xml b/xchange-independentreserve/pom.xml
index 8c6dd6838d4..b91b171512e 100644
--- a/xchange-independentreserve/pom.xml
+++ b/xchange-independentreserve/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-independentreserve</artifactId>
diff --git a/xchange-itbit/pom.xml b/xchange-itbit/pom.xml
index e7ac04a0019..f77837f8f4e 100644
--- a/xchange-itbit/pom.xml
+++ b/xchange-itbit/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-itbit</artifactId>
diff --git a/xchange-koineks/pom.xml b/xchange-koineks/pom.xml
index 4abf5d3536c..ae4dbf2db7d 100644
--- a/xchange-koineks/pom.xml
+++ b/xchange-koineks/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>xchange-parent</artifactId>
         <groupId>org.knowm.xchange</groupId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/xchange-koinim/pom.xml b/xchange-koinim/pom.xml
index 2b1028f15fb..e1de4ef152c 100644
--- a/xchange-koinim/pom.xml
+++ b/xchange-koinim/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>xchange-parent</artifactId>
         <groupId>org.knowm.xchange</groupId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/xchange-kraken/pom.xml b/xchange-kraken/pom.xml
index e6527faba04..338b32ebf4a 100644
--- a/xchange-kraken/pom.xml
+++ b/xchange-kraken/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-kraken</artifactId>
diff --git a/xchange-krakenfutures/pom.xml b/xchange-krakenfutures/pom.xml
index abf75c4bbe1..627b094dbaa 100644
--- a/xchange-krakenfutures/pom.xml
+++ b/xchange-krakenfutures/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-krakenfutures</artifactId>
diff --git a/xchange-kucoin/pom.xml b/xchange-kucoin/pom.xml
index 5601fc086e4..cd142107657 100644
--- a/xchange-kucoin/pom.xml
+++ b/xchange-kucoin/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>org.knowm.xchange</groupId>
 		<artifactId>xchange-parent</artifactId>
-		<version>5.1.1-SNAPSHOT</version>
+		<version>5.1.1</version>
 	</parent>
 
 	<artifactId>xchange-kucoin</artifactId>
diff --git a/xchange-kuna/pom.xml b/xchange-kuna/pom.xml
index b33de315225..8fc773f5790 100644
--- a/xchange-kuna/pom.xml
+++ b/xchange-kuna/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-kuna</artifactId>
diff --git a/xchange-latoken/pom.xml b/xchange-latoken/pom.xml
index 6d27f6ea484..9c6c6823f92 100644
--- a/xchange-latoken/pom.xml
+++ b/xchange-latoken/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>xchange-parent</artifactId>
         <groupId>org.knowm.xchange</groupId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-latoken</artifactId>
diff --git a/xchange-lgo/pom.xml b/xchange-lgo/pom.xml
index 22509aecf09..54dba477903 100644
--- a/xchange-lgo/pom.xml
+++ b/xchange-lgo/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-lgo</artifactId>
diff --git a/xchange-livecoin/pom.xml b/xchange-livecoin/pom.xml
index 32d2d9e6ef7..a95ad8bb077 100644
--- a/xchange-livecoin/pom.xml
+++ b/xchange-livecoin/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
     <artifactId>xchange-livecoin</artifactId>
     <name>XChange Livecoin</name>
diff --git a/xchange-luno/pom.xml b/xchange-luno/pom.xml
index 6850ca511bf..181b7d8383b 100644
--- a/xchange-luno/pom.xml
+++ b/xchange-luno/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-luno</artifactId>
diff --git a/xchange-lykke/pom.xml b/xchange-lykke/pom.xml
index 67bf7470fdd..55da94601eb 100644
--- a/xchange-lykke/pom.xml
+++ b/xchange-lykke/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>xchange-parent</artifactId>
         <groupId>org.knowm.xchange</groupId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/xchange-mercadobitcoin/pom.xml b/xchange-mercadobitcoin/pom.xml
index ed27baf0dca..834f82afc99 100644
--- a/xchange-mercadobitcoin/pom.xml
+++ b/xchange-mercadobitcoin/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-mercadobitcoin</artifactId>
diff --git a/xchange-mexc/pom.xml b/xchange-mexc/pom.xml
index f3af8ce1f93..92e90f28ce6 100644
--- a/xchange-mexc/pom.xml
+++ b/xchange-mexc/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-mexc</artifactId>
diff --git a/xchange-okcoin/pom.xml b/xchange-okcoin/pom.xml
index 2bfb2cf4223..c1ff32f9df1 100644
--- a/xchange-okcoin/pom.xml
+++ b/xchange-okcoin/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-okcoin</artifactId>
diff --git a/xchange-okex/pom.xml b/xchange-okex/pom.xml
index 75244922842..53692bc9055 100644
--- a/xchange-okex/pom.xml
+++ b/xchange-okex/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-okex</artifactId>
diff --git a/xchange-openexchangerates/pom.xml b/xchange-openexchangerates/pom.xml
index acc11c780f8..d559de2b3c5 100644
--- a/xchange-openexchangerates/pom.xml
+++ b/xchange-openexchangerates/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-openexchangerates</artifactId>
diff --git a/xchange-paribu/pom.xml b/xchange-paribu/pom.xml
index 86245c5272c..5f787540427 100644
--- a/xchange-paribu/pom.xml
+++ b/xchange-paribu/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>xchange-parent</artifactId>
         <groupId>org.knowm.xchange</groupId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/xchange-paymium/pom.xml b/xchange-paymium/pom.xml
index 4779e63ce0f..fedd4cf0f34 100644
--- a/xchange-paymium/pom.xml
+++ b/xchange-paymium/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-paymium</artifactId>
diff --git a/xchange-poloniex/pom.xml b/xchange-poloniex/pom.xml
index 9d81302b6a9..af5ce181a19 100755
--- a/xchange-poloniex/pom.xml
+++ b/xchange-poloniex/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-poloniex</artifactId>
diff --git a/xchange-quoine/pom.xml b/xchange-quoine/pom.xml
index 59ad3ec56c3..e900b7505ec 100644
--- a/xchange-quoine/pom.xml
+++ b/xchange-quoine/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-quoine</artifactId>
diff --git a/xchange-ripple/pom.xml b/xchange-ripple/pom.xml
index 0efb377f889..dd7f3ef1347 100644
--- a/xchange-ripple/pom.xml
+++ b/xchange-ripple/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-ripple</artifactId>
diff --git a/xchange-serum/pom.xml b/xchange-serum/pom.xml
index 2f037834524..3838db7089e 100644
--- a/xchange-serum/pom.xml
+++ b/xchange-serum/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>xchange-parent</artifactId>
         <groupId>org.knowm.xchange</groupId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/xchange-simulated/pom.xml b/xchange-simulated/pom.xml
index a537c2eeb74..7a54599dadd 100644
--- a/xchange-simulated/pom.xml
+++ b/xchange-simulated/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-simulated</artifactId>
diff --git a/xchange-stream-bankera/pom.xml b/xchange-stream-bankera/pom.xml
index 91c44b418b2..9069e2c6db4 100644
--- a/xchange-stream-bankera/pom.xml
+++ b/xchange-stream-bankera/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <name>XChange Bankera Stream</name>
diff --git a/xchange-stream-binance/pom.xml b/xchange-stream-binance/pom.xml
index 5e1eb990e06..e06c0bc7393 100644
--- a/xchange-stream-binance/pom.xml
+++ b/xchange-stream-binance/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <name>XChange Binance Stream</name>
diff --git a/xchange-stream-bitfinex/pom.xml b/xchange-stream-bitfinex/pom.xml
index 118498a6145..1c58ee1b768 100644
--- a/xchange-stream-bitfinex/pom.xml
+++ b/xchange-stream-bitfinex/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <name>XChange Bitfinex Stream</name>
diff --git a/xchange-stream-bitflyer/pom.xml b/xchange-stream-bitflyer/pom.xml
index c6e655388b1..804466783d4 100644
--- a/xchange-stream-bitflyer/pom.xml
+++ b/xchange-stream-bitflyer/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <name>XChange Bitflyer Stream</name>
diff --git a/xchange-stream-bitmex/pom.xml b/xchange-stream-bitmex/pom.xml
index 7da2faa7edd..8e88238b264 100644
--- a/xchange-stream-bitmex/pom.xml
+++ b/xchange-stream-bitmex/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <name>XChange Bitmex Stream</name>
diff --git a/xchange-stream-bitstamp/pom.xml b/xchange-stream-bitstamp/pom.xml
index f0a68bdb48a..ccce8007922 100644
--- a/xchange-stream-bitstamp/pom.xml
+++ b/xchange-stream-bitstamp/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <name>XChange Bitstamp Stream</name>
diff --git a/xchange-stream-btcmarkets/pom.xml b/xchange-stream-btcmarkets/pom.xml
index 9cc1955e490..999784d44cb 100644
--- a/xchange-stream-btcmarkets/pom.xml
+++ b/xchange-stream-btcmarkets/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <name>XChange BTCMarkets Stream</name>
diff --git a/xchange-stream-cexio/pom.xml b/xchange-stream-cexio/pom.xml
index b5748d166c6..631ba5443c9 100644
--- a/xchange-stream-cexio/pom.xml
+++ b/xchange-stream-cexio/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <name>XChange Cex.io Stream</name>
diff --git a/xchange-stream-coinbasepro/pom.xml b/xchange-stream-coinbasepro/pom.xml
index 45cc3e7a124..37ceecb0514 100644
--- a/xchange-stream-coinbasepro/pom.xml
+++ b/xchange-stream-coinbasepro/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <name>XChange CoinbasePro Stream</name>
diff --git a/xchange-stream-coincheck/pom.xml b/xchange-stream-coincheck/pom.xml
index 4b61813b494..ac48b5f4b34 100644
--- a/xchange-stream-coincheck/pom.xml
+++ b/xchange-stream-coincheck/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <name>XChange Coincheck Stream</name>
diff --git a/xchange-stream-coinjar/pom.xml b/xchange-stream-coinjar/pom.xml
index 96e2d2307b4..4b4cd78f7bd 100644
--- a/xchange-stream-coinjar/pom.xml
+++ b/xchange-stream-coinjar/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <name>XChange Coinjar Stream</name>
diff --git a/xchange-stream-coinmate/pom.xml b/xchange-stream-coinmate/pom.xml
index fb4f2973668..d089adec10b 100644
--- a/xchange-stream-coinmate/pom.xml
+++ b/xchange-stream-coinmate/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <name>XChange Coinmate Stream</name>
diff --git a/xchange-stream-core/pom.xml b/xchange-stream-core/pom.xml
index 373ef95b891..a1ba3e6610a 100644
--- a/xchange-stream-core/pom.xml
+++ b/xchange-stream-core/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/xchange-stream-dydx/pom.xml b/xchange-stream-dydx/pom.xml
index bc35901c74e..442ecf895b7 100644
--- a/xchange-stream-dydx/pom.xml
+++ b/xchange-stream-dydx/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>xchange-parent</artifactId>
         <groupId>org.knowm.xchange</groupId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/xchange-stream-ftx/pom.xml b/xchange-stream-ftx/pom.xml
index b14b66f8879..f6e44ec1633 100644
--- a/xchange-stream-ftx/pom.xml
+++ b/xchange-stream-ftx/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <name>XChange Ftx Stream</name>
diff --git a/xchange-stream-gateio/pom.xml b/xchange-stream-gateio/pom.xml
index c182194bf67..8ba47fa4126 100644
--- a/xchange-stream-gateio/pom.xml
+++ b/xchange-stream-gateio/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>xchange-parent</artifactId>
         <groupId>org.knowm.xchange</groupId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/xchange-stream-gemini-v2/pom.xml b/xchange-stream-gemini-v2/pom.xml
index bbda9c81033..03db593be62 100644
--- a/xchange-stream-gemini-v2/pom.xml
+++ b/xchange-stream-gemini-v2/pom.xml
@@ -9,7 +9,7 @@
     <parent>
         <artifactId>xchange-parent</artifactId>
         <groupId>org.knowm.xchange</groupId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <dependencies>
diff --git a/xchange-stream-gemini/pom.xml b/xchange-stream-gemini/pom.xml
index ec035a31a1f..dd0bc412791 100644
--- a/xchange-stream-gemini/pom.xml
+++ b/xchange-stream-gemini/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <name>XChange Gemini Stream</name>
diff --git a/xchange-stream-hitbtc/pom.xml b/xchange-stream-hitbtc/pom.xml
index 5a3f79401ee..4e6415bc809 100644
--- a/xchange-stream-hitbtc/pom.xml
+++ b/xchange-stream-hitbtc/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <name>XChange Hitbtc Stream</name>
diff --git a/xchange-stream-huobi/pom.xml b/xchange-stream-huobi/pom.xml
index 6ae33aa6dd2..fea8b32a8f5 100644
--- a/xchange-stream-huobi/pom.xml
+++ b/xchange-stream-huobi/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/xchange-stream-kraken/pom.xml b/xchange-stream-kraken/pom.xml
index 1cb5a278eee..71569dccc2c 100644
--- a/xchange-stream-kraken/pom.xml
+++ b/xchange-stream-kraken/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <name>XChange Kraken Stream</name>
diff --git a/xchange-stream-krakenfutures/pom.xml b/xchange-stream-krakenfutures/pom.xml
index e7f032843d9..14b241e95e6 100644
--- a/xchange-stream-krakenfutures/pom.xml
+++ b/xchange-stream-krakenfutures/pom.xml
@@ -1,12 +1,10 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-stream-krakenfutures</artifactId>
diff --git a/xchange-stream-kucoin/pom.xml b/xchange-stream-kucoin/pom.xml
index 33beba770dd..a084b5280a6 100644
--- a/xchange-stream-kucoin/pom.xml
+++ b/xchange-stream-kucoin/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <name>XChange Kucoin Stream</name>
diff --git a/xchange-stream-lgo/pom.xml b/xchange-stream-lgo/pom.xml
index 5699c7f355f..8f0d0e93f9b 100644
--- a/xchange-stream-lgo/pom.xml
+++ b/xchange-stream-lgo/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <name>XChange LGO Stream</name>
diff --git a/xchange-stream-okcoin/pom.xml b/xchange-stream-okcoin/pom.xml
index 7f58e7b7054..ca8a88c66b2 100644
--- a/xchange-stream-okcoin/pom.xml
+++ b/xchange-stream-okcoin/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <name>XChange OKCoin Stream</name>
diff --git a/xchange-stream-okex/pom.xml b/xchange-stream-okex/pom.xml
index a39c5812218..7c7a0700b31 100644
--- a/xchange-stream-okex/pom.xml
+++ b/xchange-stream-okex/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <artifactId>xchange-parent</artifactId>
         <groupId>org.knowm.xchange</groupId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <name>XChange Okex Stream</name>
diff --git a/xchange-stream-poloniex2/pom.xml b/xchange-stream-poloniex2/pom.xml
index 23ecca7cb7d..6d144c28fe3 100644
--- a/xchange-stream-poloniex2/pom.xml
+++ b/xchange-stream-poloniex2/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <name>XChange Poloniex 2 Stream</name>
diff --git a/xchange-stream-serum/pom.xml b/xchange-stream-serum/pom.xml
index 2778be0cedf..8605eeb44ee 100644
--- a/xchange-stream-serum/pom.xml
+++ b/xchange-stream-serum/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <name>XChange Serum Stream</name>
diff --git a/xchange-stream-service-core/pom.xml b/xchange-stream-service-core/pom.xml
index 9a2a333617b..4476d28d073 100644
--- a/xchange-stream-service-core/pom.xml
+++ b/xchange-stream-service-core/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <name>XChange Core Stream Service</name>
diff --git a/xchange-stream-service-netty/pom.xml b/xchange-stream-service-netty/pom.xml
index aba65d517fd..87f0b0089f7 100644
--- a/xchange-stream-service-netty/pom.xml
+++ b/xchange-stream-service-netty/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <name>XChange Core Stream Netty</name>
diff --git a/xchange-stream-service-pubnub/pom.xml b/xchange-stream-service-pubnub/pom.xml
index 6f73e624a4f..84dad514cfb 100644
--- a/xchange-stream-service-pubnub/pom.xml
+++ b/xchange-stream-service-pubnub/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <name>XChange Core Stream Pubnub</name>
diff --git a/xchange-therock/pom.xml b/xchange-therock/pom.xml
index 035c3ccd7cb..884987e3038 100644
--- a/xchange-therock/pom.xml
+++ b/xchange-therock/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-therock</artifactId>
diff --git a/xchange-tradeogre/pom.xml b/xchange-tradeogre/pom.xml
index 589941b3ad5..570377f2fba 100644
--- a/xchange-tradeogre/pom.xml
+++ b/xchange-tradeogre/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-tradeogre</artifactId>
diff --git a/xchange-truefx/pom.xml b/xchange-truefx/pom.xml
index 7ce3b63e608..874fea9853d 100644
--- a/xchange-truefx/pom.xml
+++ b/xchange-truefx/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>org.knowm.xchange</groupId>
 		<artifactId>xchange-parent</artifactId>
-		<version>5.1.1-SNAPSHOT</version>
+		<version>5.1.1</version>
 	</parent>
 
 	<artifactId>xchange-truefx</artifactId>
diff --git a/xchange-upbit/pom.xml b/xchange-upbit/pom.xml
index 7d6cf373af4..120025873a0 100644
--- a/xchange-upbit/pom.xml
+++ b/xchange-upbit/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-upbit</artifactId>
diff --git a/xchange-vaultoro/pom.xml b/xchange-vaultoro/pom.xml
index f402ccf4801..1ad8be1197c 100644
--- a/xchange-vaultoro/pom.xml
+++ b/xchange-vaultoro/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>xchange-vaultoro</artifactId>
diff --git a/xchange-yobit/pom.xml b/xchange-yobit/pom.xml
index 97bc36a0b87..e016c35f589 100644
--- a/xchange-yobit/pom.xml
+++ b/xchange-yobit/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.knowm.xchange</groupId>
         <artifactId>xchange-parent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
     <artifactId>xchange-yobit</artifactId>
     <name>XChange YoBit</name>
diff --git a/xchange-zaif/pom.xml b/xchange-zaif/pom.xml
index 71bf905b873..a02587fdfe5 100644
--- a/xchange-zaif/pom.xml
+++ b/xchange-zaif/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>org.knowm.xchange</groupId>
 		<artifactId>xchange-parent</artifactId>
-		<version>5.1.1-SNAPSHOT</version>
+		<version>5.1.1</version>
 	</parent>
 
 	<artifactId>xchange-zaif</artifactId>