1 files changed, 1 insertions, 1 deletions
diff --git a/src/wallet.h b/src/wallet.h
index 544b4f5bfb..3becc396c1 100644
--- a/src/wallet.h
+++ b/src/wallet.h
@@ -500,7 +500,7 @@ public:
     )
 
 
-    int SetMerkleBranch(const CBlock* pblock=NULL);
+    int SetMerkleBranch(const CBlock& block);
 
     // Return depth of transaction in blockchain:
     // -1  : not in blockchain, and not in memory pool (conflicted transaction)