diff --git a/iguana/iguana777.h b/iguana/iguana777.h
index da3b47283..dabe8391a 100755
--- a/iguana/iguana777.h
+++ b/iguana/iguana777.h
@@ -41,7 +41,7 @@ typedef int32_t (*blockhashfunc)(uint8_t *blockhashp,uint8_t *serialized,int32_t
 #define IGUANA_MAXPENDHDRS 1
 #define _IGUANA_MAXPENDING 3
 #define IGUANA_MINPENDBUNDLES 2
-#define IGUANA_MAXPENDBUNDLES 64
+#define IGUANA_MAXPENDBUNDLES 32
 #define IGUANA_BUNDLELOOP 77
 #define IGUANA_RPCPORT 7778
 #define IGUANA_MAXRAMCHAINSIZE ((uint64_t)1024L * 1024L * 1024L * 16)
diff --git a/iguana/iguana_bundles.c b/iguana/iguana_bundles.c
index a4aeb458f..586e30d80 100755
--- a/iguana/iguana_bundles.c
+++ b/iguana/iguana_bundles.c
@@ -787,13 +787,13 @@ int64_t iguana_bundlecalcs(struct iguana_info *coin,struct iguana_bundle *bp)
 int32_t iguana_bundlefinish(struct iguana_info *coin,struct iguana_bundle *bp)
 {
     struct iguana_bundle *prevbp; int32_t i,retval;
-//#ifdef IGUANA_SERIALIZE_SPENDVECTORGEN
+#ifdef IGUANA_SERIALIZE_SPENDVECTORGEN
     //if ( coin->MAXMEM <= 4*(1024L * 1024 * 1024) )
     {
         if ( (prevbp= coin->current) != 0 && prevbp->hdrsi < (coin->longestchain / coin->chain->bundlesize)-0*coin->MAXBUNDLES )
             return(0);
     }
-//#endif
+#endif
     for (i=0; i<bp->hdrsi; i++)
         if ( (prevbp= coin->bundles[i]) == 0 || prevbp->emitfinish < coin->startutc )
             break;