diff --git a/src/main.cpp b/src/main.cpp
index c4c3e29db..7b746c3d2 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -4012,11 +4012,7 @@ bool AcceptBlockHeader(int32_t *futureblockp,const CBlockHeader& block, CValidat
         if (ppindex)
             *ppindex = pindex;
         if ( pindex != 0 && pindex->nStatus & BLOCK_FAILED_MASK )
-        {
-            if (!CheckBlockHeader(futureblockp,*ppindex!=0?(*ppindex)->nHeight:0,*ppindex, block, state,0))
-                return state.Invalid(error("%s: block is marked invalid", __func__), 0, "duplicate");
-            else pindex->nStatus &= ~BLOCK_FAILED_MASK;
-        }
+            return state.Invalid(error("%s: block is marked invalid", __func__), 0, "duplicate");
         /*if ( pindex != 0 && hash == komodo_requestedhash )
         {
             fprintf(stderr,"AddToBlockIndex A komodo_requestedhash %s\n",komodo_requestedhash.ToString().c_str());