diff --git a/includes/variables.inc b/includes/variables.inc
index f5ad71a..987f2e2 100644
--- a/includes/variables.inc
+++ b/includes/variables.inc
@@ -472,7 +472,7 @@ function coder_upgrade_backdrop_configs($variable) {
     'system.authorize' => array(
       'filetransfer_default',
     ) ,
-    'system.performance' => array(
+    'system.core' => array(
       '_config_static',
       'action_recursion_limit',
       'active_menus_default',