diff --git a/iguana/iguana_ramchain.c b/iguana/iguana_ramchain.c
index a7b83cd45..0f1b9527e 100755
--- a/iguana/iguana_ramchain.c
+++ b/iguana/iguana_ramchain.c
@@ -1015,7 +1015,7 @@ int32_t iguana_ramchain_alloc(char *fname,struct iguana_info *coin,struct iguana
         char str[65],str2[65]; fprintf(stderr,"ht.%d wait for allocated %s < MAXMEM %s | elapsed %.2f minutes hashsize.%ld allocsize.%ld\n",height,mbstr(str,myallocated(0,-1)+hashsize+allocsize),mbstr(str2,coin->MAXMEM),(double)(time(NULL)-coin->startutc)/60.,(long)hashsize,(long)allocsize);
         sleep(13);
     }
-    iguana_meminit(hashmem,"ramhashmem",0,2*hashsize + 65536,0);
+    iguana_meminit(hashmem,"ramhashmem",0,3*hashsize + 65536,0);
     iguana_meminit(mem,"ramchain",0,allocsize + 65536,0);
     mem->alignflag = sizeof(uint32_t);
     hashmem->alignflag = sizeof(uint32_t);