diff --git a/libnm-core/nm-connection.c b/libnm-core/nm-connection.c
index b1eff83e7c..b410baf336 100644
--- a/libnm-core/nm-connection.c
+++ b/libnm-core/nm-connection.c
@@ -2251,7 +2251,7 @@ nm_connection_to_dbus_full (NMConnection *connection,
 	GVariantBuilder builder;
 	gboolean any = FALSE;
 	gs_free NMSetting **settings = NULL;
-	guint settings_len;
+	guint settings_len = 0;
 	guint i;
 
 	g_return_val_if_fail (NM_IS_CONNECTION (connection), NULL);