diff --git a/src/plugins/fset/fset-option.c b/src/plugins/fset/fset-option.c
index b8f276555..2ef8c219d 100644
--- a/src/plugins/fset/fset-option.c
+++ b/src/plugins/fset/fset-option.c
@@ -1408,7 +1408,7 @@ fset_option_export (const char *filename, int with_help)
         return 0;
     }
 
-    chmod (filename2, 0600);
+    fchmod (fileno (file), 0600);
 
     hashtable_pointers = weechat_hashtable_new (
         8,