diff --git a/src/backend.c b/src/backend.c
index a493b49..160a2aa 100644
--- a/src/backend.c
+++ b/src/backend.c
@@ -574,8 +574,7 @@
 	curr = NULL;
 	do {
 		prev = curr;
-		/* ensure all 32 bits are covered as long as RAND_MAX >= 65535 */
-		hash = ((uint64_t)ha_random() * ((uint64_t)RAND_MAX + 1)) ^ ha_random();
+		hash = ha_random32();
 		curr = chash_get_server_hash(px, hash, avoid);
 		if (!curr)
 			break;