diff --git a/pow/ccurl_interface.py b/pow/ccurl_interface.py
index 291b344..49f43b4 100644
--- a/pow/ccurl_interface.py
+++ b/pow/ccurl_interface.py
@@ -138,7 +138,7 @@ def attach_to_tangle(bundle_trytes, # Iterable[TryteString]
         # Create powed txn object
         powed_txn = iota.Transaction.from_tryte_string(
             trytes=powed_txn_trytes,
-            hash=hash_
+            hash_=hash_
         )
 
         previoustx = powed_txn.hash
diff --git a/setup.py b/setup.py
index ef8314a..be20b0b 100644
--- a/setup.py
+++ b/setup.py
@@ -7,7 +7,7 @@
   name        = 'PyOTA-PoW',
   description = 'Ccurl PoW Interface for PyOTA',
   url         = 'https://github.com/lzpap/ccurl.interface.py',
-  version     = '1.0.0',
+  version     = '1.0.1',
 
   long_description = long_description,
   packages=['pow'],