diff --git a/iguana/iguana_notary.c b/iguana/iguana_notary.c
index 7a8f7f48a..ca23d59d2 100755
--- a/iguana/iguana_notary.c
+++ b/iguana/iguana_notary.c
@@ -179,13 +179,19 @@ void iguana_dPoWupdate(struct supernet_info *myinfo,struct dpow_info *dp)
                 else
                 {
                     while ( dp->lastheight <= height )
+                    {
+                        blockhash = dpow_getblockhash(myinfo,src,dp->lastheight);
                         dpow_srcupdate(myinfo,dp,dp->lastheight++,blockhash,(uint32_t)time(NULL),blocktime);
+                    }
                 }
             }
             else
             {
                 while ( dp->lastheight <= height )
+                {
+                    blockhash = dpow_getblockhash(myinfo,src,dp->lastheight);
                     dpow_srcupdate(myinfo,dp,dp->lastheight++,blockhash,(uint32_t)time(NULL),blocktime);
+                }
             }
         } //else printf("error getchaintip for %s\n",dp->symbol);
     } else printf("iguana_dPoWupdate missing src.(%s) %p or dest.(%s) %p\n",dp->symbol,src,dp->dest,dest);