diff --git a/src/server.c b/src/server.c
index 9287502..580baf8 100644
--- a/src/server.c
+++ b/src/server.c
@@ -5347,7 +5347,7 @@
 /* cleanup connections for a given server
  * might be useful when going on forced maintenance or live changing ip/port
  */
-void srv_cleanup_connections(struct server *srv)
+static void srv_cleanup_connections(struct server *srv)
 {
 	struct connection *conn;
 	int did_remove;