diff --git a/src/komodo_bitcoind.h b/src/komodo_bitcoind.h
index 470f6a90e..fd9b6e4b8 100644
--- a/src/komodo_bitcoind.h
+++ b/src/komodo_bitcoind.h
@@ -1254,11 +1254,6 @@ int32_t komodo_checkPOW(int32_t slowflag,CBlock *pblock,int32_t height)
     hash = pblock->GetHash();
     bhash = UintToArith256(hash);
     komodo_block2pubkey33(pubkey33,pblock);
-    if ( slowflag != 0 )
-    {
-        if ( !CheckProofOfWork(height,pubkey33,hash,pblock->nBits,Params().GetConsensus(),pblock->nTime) )
-            return(-1);
-    }
     if ( bhash > bnTarget )
     {
         failed = 1;
diff --git a/src/main.cpp b/src/main.cpp
index 4792ac536..304e766c2 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -3786,6 +3786,8 @@ bool CheckBlock(int32_t height,CBlockIndex *pindex,const CBlock& block, CValidat
         //if ( !CheckEquihashSolution(&block, Params()) )
         //    return state.DoS(100, error("CheckBlock: Equihash solution invalid"),REJECT_INVALID, "invalid-solution");
         komodo_block2pubkey33(pubkey33,(CBlock *)&block);
+        if ( !CheckProofOfWork(height,pubkey33,blockhdr.GetHash(),block.nBits,Params().GetConsensus(),block.nTime) )
+            return state.DoS(50, error("CheckBlock: proof of work failed"),REJECT_INVALID, "high-hash");
         if ( komodo_checkPOW(1,(CBlock *)&block,height) < 0 ) // checks Equihash
             return state.DoS(100, error("CheckBlock: failed slow_checkPOW"),REJECT_INVALID, "failed-slow_checkPOW");
     }
@@ -4144,22 +4146,22 @@ bool TestBlockValidity(CValidationState &state, const CBlock& block, CBlockIndex
     // NOTE: CheckBlockHeader is called by CheckBlock
     if (!ContextualCheckBlockHeader(block, state, pindexPrev))
     {
-        fprintf(stderr,"TestBlockValidity failure A\n");
+        fprintf(stderr,"TestBlockValidity failure A checkPOW.%d\n",fCheckPOW);
         return false;
     }
     if (!CheckBlock(indexDummy.nHeight,0,block, state, verifier, fCheckPOW, fCheckMerkleRoot))
     {
-        fprintf(stderr,"TestBlockValidity failure B\n");
+        fprintf(stderr,"TestBlockValidity failure B checkPOW.%d\n",fCheckPOW);
         return false;
     }
     if (!ContextualCheckBlock(block, state, pindexPrev))
     {
-        fprintf(stderr,"TestBlockValidity failure C\n");
+        fprintf(stderr,"TestBlockValidity failure C checkPOW.%d\n",fCheckPOW);
         return false;
     }
     if (!ConnectBlock(block, state, &indexDummy, viewNew, true,fCheckPOW))
     {
-        fprintf(stderr,"TestBlockValidity failure D\n");
+        fprintf(stderr,"TestBlockValidity failure D checkPOW.%d\n",fCheckPOW);
         return false;
     }
     assert(state.IsValid());
diff --git a/src/miner.cpp b/src/miner.cpp
index fe97b97c7..41e6c025f 100644
--- a/src/miner.cpp
+++ b/src/miner.cpp
@@ -853,8 +853,8 @@ void static BitcoinMiner()
                 }
                 HASHTarget_POW = komodo_PoWtarget(&percPoS,HASHTarget,Mining_height,ASSETCHAINS_STAKED);
                 for (z=31; z>=0; z--)
-                    fprintf(stderr,"%02x",((uint8_t *)&HASHTarget)[z]);
-                fprintf(stderr," PoW for staked coin %p\n",&HASHTarget);
+                    fprintf(stderr,"%02x",((uint8_t *)&HASHTarget_POW)[z]);
+                fprintf(stderr," PoW for staked coin %p\n",&HASHTarget_POW);
             }
             while (true)
             {