diff --git a/gio/gsettingsschema.c b/gio/gsettingsschema.c
index 7cd9fc809..9f210890f 100644
--- a/gio/gsettingsschema.c
+++ b/gio/gsettingsschema.c
@@ -185,6 +185,5 @@ gboolean
 g_settings_schema_has_key (GSettingsSchema *schema,
                            const gchar     *key)
 {
-  /* XXX vuntz wants a commit now :) */
-  return TRUE;
+  return gvdb_table_has_value (schema->priv->table, key);
 }