diff --git a/gio/gfile.c b/gio/gfile.c
index 8406a9325..d29c5cf80 100644
--- a/gio/gfile.c
+++ b/gio/gfile.c
@@ -5937,7 +5937,6 @@ g_file_new_tmp (const char     *tmpl,
   GFile *file;
   GFileOutputStream *output;
 
-  g_return_val_if_fail (tmpl != NULL, NULL);
   g_return_val_if_fail (iostream != NULL, NULL);
 
   fd = g_file_open_tmp (tmpl, &path, error);