diff --git a/libethcore/Common.h b/libethcore/Common.h
index 59ba75b36..51ca40878 100644
--- a/libethcore/Common.h
+++ b/libethcore/Common.h
@@ -24,7 +24,7 @@
 #pragma once
 
 // define version
-#define ETH_VERSION 0.5.3
+#define ETH_VERSION 0.5.4
 
 // way to many uint to size_t warnings in 32 bit build
 #ifdef _M_IX86