diff --git a/core/modules/quickedit/src/MetadataGenerator.php b/core/modules/quickedit/src/MetadataGenerator.php
index 653ad4fb9f..1f96d8eef4 100644
--- a/core/modules/quickedit/src/MetadataGenerator.php
+++ b/core/modules/quickedit/src/MetadataGenerator.php
@@ -78,8 +78,8 @@ public function generateFieldMetadata(FieldItemListInterface $items, $view_mode)
     $entity = $items->getEntity();
     $field_name = $items->getFieldDefinition()->getName();
 
-    if ($this->currentUser == NULL) {
-      $this->currentUser = Drupal::currentUser();
+    if ($this->currentUser === NULL) {
+      $this->currentUser = \Drupal::currentUser();
     }
 
     // Early-return if user does not have access.