diff --git a/src/ivfscan.c b/src/ivfscan.c
index 7fc09da..f07cee8 100644
--- a/src/ivfscan.c
+++ b/src/ivfscan.c
@@ -232,7 +232,7 @@ ivfflatbeginscan(Relation index, int nkeys, int norderbys)
 
 	so->listQueue = pairingheap_allocate(CompareLists, scan);
 
-	so->maxItems = 1024;
+	so->maxItems = 10;
 	so->itemCount = 0;
 	so->itemQueue = pairingheap_allocate(CompareItems, scan);
 	so->items = palloc(sizeof(IvfflatScanItem) * (so->maxItems + 1));