1 files changed, 1 insertions, 1 deletions
diff --git a/lib/mem.c b/lib/mem.c
index bcb0a89..92dfed1 100644
--- a/lib/mem.c
+++ b/lib/mem.c
@@ -27,7 +27,7 @@ gray_2nrealloc(void *ptr, size_t *pcount, size_t elsiz)
 			count += !count;
 		}
 	} else {
-		if ((size_t)-1 / 2 / elsiz <= count) {
+		if ((size_t)-1 / 3 * 2 / elsiz <= count) {
 			errno = ENOMEM;
 			return NULL;
 		}