diff --git a/src/backend/distributed/connection/connection_management.c b/src/backend/distributed/connection/connection_management.c
index c5b300fd4..05fe185ab 100644
--- a/src/backend/distributed/connection/connection_management.c
+++ b/src/backend/distributed/connection/connection_management.c
@@ -1237,7 +1237,8 @@ ConnectionHashHash(const void *key, Size keysize)
 	hash = hash_combine(hash, hash_uint32(entry->port));
 	hash = hash_combine(hash, string_hash(entry->user, NAMEDATALEN));
 	hash = hash_combine(hash, string_hash(entry->database, NAMEDATALEN));
-	hash = hash_combine(hash, hash_uint32(entry->replicationConnParam));
+	hash = hash_combine(hash, hash_any((void *) &entry->replicationConnParam,
+									   sizeof(entry->replicationConnParam)));
 
 	return hash;
 }