diff --git a/iguana/dpow/dpow_rpc.c b/iguana/dpow/dpow_rpc.c
index e614d4124..9a0dfb79b 100755
--- a/iguana/dpow/dpow_rpc.c
+++ b/iguana/dpow/dpow_rpc.c
@@ -91,7 +91,7 @@ bits256 dpow_getblockhash(struct supernet_info *myinfo,struct iguana_info *coin,
     memset(blockhash.bytes,0,sizeof(blockhash));
     if ( coin->FULLNODE < 0 )
     {
-        sprintf(buf,"\"%d\"",height);
+        sprintf(buf,"%d",height);
         retstr = bitcoind_passthru(coin->symbol,coin->chain->serverport,coin->chain->userpass,"getblockhash",buf);
         //printf("%s ht.%d -> getblockhash.(%s)\n",coin->symbol,height,retstr);
         usleep(10000);