diff --git a/COPYING b/COPYING
index c84bfb7aa..eecf5ccc8 100644
--- a/COPYING
+++ b/COPYING
@@ -1,3 +1,4 @@
+Copyright (c) 2016-2018 The Komodo developers
 Copyright (c) 2016-2017 The Zcash developers
 Copyright (c) 2009-2017 The Bitcoin Core developers
 
diff --git a/src/komodo_bitcoind.h b/src/komodo_bitcoind.h
index e68c1a74b..d469ab953 100644
--- a/src/komodo_bitcoind.h
+++ b/src/komodo_bitcoind.h
@@ -1406,7 +1406,7 @@ int32_t komodo_is_PoSblock(int32_t slowflag,int32_t height,CBlock *pblock,arith_
                 strcpy(voutaddr,CBitcoinAddress(voutaddress).ToString().c_str());
                 if ( strcmp(destaddr,voutaddr) == 0 && pblock->vtx[txn_count-1].vout[0].nValue == value )
                     isPoS = 1; // close enough for a pre-filter
-                else fprintf(stderr,"komodo_is_PoSblock ht.%d (%s) != (%s) or %.8f != %.8f\n",height,destaddr,voutaddr,dstr(value),dstr(pblock->vtx[txn_count-1].vout[0].nValue));
+                //else fprintf(stderr,"komodo_is_PoSblock ht.%d (%s) != (%s) or %.8f != %.8f\n",height,destaddr,voutaddr,dstr(value),dstr(pblock->vtx[txn_count-1].vout[0].nValue));
             } else fprintf(stderr,"komodo_is_PoSblock ht.%d couldnt extract voutaddress\n",height);
         } //else return(-1);
     }
diff --git a/src/pow.cpp b/src/pow.cpp
index 2e525e8cb..cd7f47c71 100644
--- a/src/pow.cpp
+++ b/src/pow.cpp
@@ -190,6 +190,8 @@ bool CheckProofOfWork(int32_t height,uint8_t *pubkey33,uint256 hash,unsigned int
     }
     if (fNegative || bnTarget == 0 || fOverflow || bnTarget > UintToArith256(params.powLimit))
         return error("CheckProofOfWork(): nBits below minimum work");
+    if ( height >= 4200 && ASSETCHAINS_STAKED != 0 )
+        bnTarget.SetCompact(KOMODO_MINDIFF_NBITS,&fNegative,&fOverflow);
     // Check proof of work matches claimed amount
     if ( UintToArith256(hash) > bnTarget )
     {