1 files changed, 1 insertions, 1 deletions
diff --git a/src/main.h b/src/main.h
index d12a3cc258..a814092ac2 100644
--- a/src/main.h
+++ b/src/main.h
@@ -696,7 +696,7 @@ public:
     int nIndex;
 
     // memory only
-    mutable char fMerkleVerified;
+    mutable bool fMerkleVerified;
 
 
     CMerkleTx()