diff --git a/core/modules/config/src/Tests/ConfigLanguageOverrideTest.php b/core/modules/config/src/Tests/ConfigLanguageOverrideTest.php
index c6ea4c2..715ba85 100644
--- a/core/modules/config/src/Tests/ConfigLanguageOverrideTest.php
+++ b/core/modules/config/src/Tests/ConfigLanguageOverrideTest.php
@@ -109,8 +109,8 @@ function testConfigLanguageOverride() {
     $this->assertEqual($override->get('value'), 'override');
 
     // Ensure changing data in the config will update the override.
-    \Drupal::config('config_test.override')->clear('value')->save();
-    $this->assertEqual($override->get('value'), NULL);
+    $config = \Drupal::config('config_test.override')->clear('value')->save();
+    $this->assertEqual($config->get('value'), NULL);
     $override = \Drupal::languageManager()->getLanguageConfigOverride('de', 'config_test.override');
     $this->assertFalse($override->isNew());
     $this->assertEqual($override->get('value'), NULL);