diff --git a/clone-pack.c b/clone-pack.c
index b9b8437dd51d0059f056d42300f773ac8324448f..31152c7f9ad5fa1bab3a2e881682a55ab180f0b6 100644
--- a/clone-pack.c
+++ b/clone-pack.c
@@ -12,7 +12,7 @@ struct ref {
 	char name[0];
 };
 
-struct ref *get_remote_refs(int fd, int nr_match, char **match)
+static struct ref *get_remote_refs(int fd, int nr_match, char **match)
 {
 	struct ref *ref_list = NULL, **next_ref = &ref_list;