diff --git a/src/main.h b/src/main.h
index 7b368ef2b..d06658626 100644
--- a/src/main.h
+++ b/src/main.h
@@ -176,7 +176,7 @@ CBlockIndex * InsertBlockIndex(uint256 hash);
 
 static inline std::string BlockHashStr(const uint256& hash)
 {
-    return hash.ToString().substr(0, 20);
+    return hash.ToString();
 }
 
 bool GetWalletFile(CWallet* pwallet, std::string &strWalletFileOut);