diff --git a/src/Controller/MetadataProfileController.php b/src/Controller/MetadataProfileController.php
index d436726..e7a5087 100644
--- a/src/Controller/MetadataProfileController.php
+++ b/src/Controller/MetadataProfileController.php
@@ -1186,6 +1186,7 @@ class MetadataProfileController extends ControllerBase {
     if (!$setting) {
       return [];
     }
+    $bundle_config = NULL;
     $target_bundles = $setting['target_bundles'];
     foreach ($target_bundles as $index => $bundle) {
       if ($handler == 'default:taxonomy_term') {