diff --git a/src/main.cpp b/src/main.cpp
index 014efac2d..d243dc564 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -4128,7 +4128,7 @@ CBlockIndex *komodo_ensure(CBlock *pblock,uint256 hash)
         if ( (pindex= miSelf->second) == 0 ) // create pindex so first Accept block doesnt fail
         {
             miSelf->second = AddToBlockIndex(*pblock);
-            fprintf(stderr,"Block header %s is already known, but without pindex -> ensured %p\n",hash.ToString().c_str(),miSelf->second);
+            //fprintf(stderr,"Block header %s is already known, but without pindex -> ensured %p\n",hash.ToString().c_str(),miSelf->second);
         }
     }
 }