diff --git a/src/main.cpp b/src/main.cpp
index 8d1649d3b..d4dfae7ae 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1311,7 +1311,7 @@ bool AcceptToMemoryPool(CTxMemPool& pool, CValidationState &state, const CTransa
     uint256 hash = tx.GetHash();
     if (pool.exists(hash))
     {
-        fprintf(stderr,"already in mempool\n");
+        //fprintf(stderr,"already in mempool\n");
         return state.Invalid(false, REJECT_DUPLICATE, "already in mempool");
     }