diff --git a/libnm/nm-remote-connection.c b/libnm/nm-remote-connection.c
index 45b804f154..46694cd33d 100644
--- a/libnm/nm-remote-connection.c
+++ b/libnm/nm-remote-connection.c
@@ -62,7 +62,7 @@ typedef struct {
 
 	gboolean unsaved;
 	guint32 flags;
-	const char *filename;
+	char *filename;
 
 	gboolean visible;
 } NMRemoteConnectionPrivate;
@@ -939,6 +939,7 @@ dispose (GObject *object)
 	NMRemoteConnectionPrivate *priv = NM_REMOTE_CONNECTION_GET_PRIVATE (object);
 
 	g_clear_object (&priv->proxy);
+	nm_clear_g_free (&priv->filename);
 
 	G_OBJECT_CLASS (nm_remote_connection_parent_class)->dispose (object);
 }