diff --git a/src/libnm-core-impl/nm-utils.c b/src/libnm-core-impl/nm-utils.c
index be6ad4de6f..1c6d36c20b 100644
--- a/src/libnm-core-impl/nm-utils.c
+++ b/src/libnm-core-impl/nm-utils.c
@@ -147,7 +147,7 @@ nm_sock_addr_endpoint_new(const char *endpoint)
     gsize               i;
     gs_free char       *host_clone = NULL;
     const char         *host;
-    guint16             port;
+    guint16             port = 0;
 
     g_return_val_if_fail(endpoint, NULL);