diff --git a/iguana/iguana_unspents.c b/iguana/iguana_unspents.c
index 7af1cbf88..5783cbf0d 100755
--- a/iguana/iguana_unspents.c
+++ b/iguana/iguana_unspents.c
@@ -861,7 +861,7 @@ int32_t iguana_spendvectors(struct iguana_info *coin,struct iguana_bundle *bp,st
                         }
                         if ( convertflag != 0 )
                         {
-                            if ( coin->PREFETCHLAG != 0 && now >= spentbp->lastprefetch+coin->PREFETCHLAG )
+                            if ( 0 && coin->PREFETCHLAG != 0 && now >= spentbp->lastprefetch+coin->PREFETCHLAG )
                             {
                                 //printf("prefetch[%d] from.[%d] lag.%d\n",spentbp->hdrsi,bp->hdrsi,now - spentbp->lastprefetch);
                                 iguana_ramchain_prefetch(coin,&spentbp->ramchain,2);