From 02dff970a5b7c330a49a9b7530ded6a930db9094 Mon Sep 17 00:00:00 2001
From: Daniil Lashin <danil-lashin@yandex.ru>
Date: Mon, 17 Sep 2018 07:35:58 +0300
Subject: [PATCH] v0.3.7

---
 CHANGELOG.md           | 7 +++++++
 api/balance_watcher.go | 4 ++++
 docker-compose.yml     | 2 +-
 version/version.go     | 4 ++--
 4 files changed, 14 insertions(+), 3 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index b0b8e7540..02ffef793 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## 0.3.7
+*Sept 17th, 2018*
+
+IMPROVEMENT
+
+- [core] Performance update
+
 ## 0.3.6
 *Sept 15th, 2018*
 
diff --git a/api/balance_watcher.go b/api/balance_watcher.go
index 20f9ee5bc..e13acfac0 100644
--- a/api/balance_watcher.go
+++ b/api/balance_watcher.go
@@ -49,6 +49,10 @@ func handleBalanceChanges() {
 
 func handleBalanceChange(msg state.BalanceChangeStruct) {
 
+	if len(clients) < 1 {
+		return
+	}
+
 	defer func() {
 		if r := recover(); r != nil {
 			log.Error("Error in balance change handler")
diff --git a/docker-compose.yml b/docker-compose.yml
index 6a2215dc2..e0e05ea7e 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,7 +1,7 @@
 version: "3.4"
 services:
   minter:
-    image: minterteam/minter:0.3.4
+    image: minterteam/minter:0.3.7
     volumes:
       - ~/.minter:/minter
     ports:
diff --git a/version/version.go b/version/version.go
index 37ce6daba..698ccb2f1 100755
--- a/version/version.go
+++ b/version/version.go
@@ -4,12 +4,12 @@ package version
 const (
 	Maj = "0"
 	Min = "3"
-	Fix = "6"
+	Fix = "7"
 )
 
 var (
 	// Must be a string because scripts like dist.sh read this file.
-	Version = "0.3.6"
+	Version = "0.3.7"
 
 	// GitCommit is the current HEAD set using ldflags.
 	GitCommit string