diff --git a/core/tests/Drupal/FunctionalJavascriptTests/Core/MachineNameTest.php b/core/tests/Drupal/FunctionalJavascriptTests/Core/MachineNameTest.php
index 10aa88e..dcd5d9b 100644
--- a/core/tests/Drupal/FunctionalJavascriptTests/Core/MachineNameTest.php
+++ b/core/tests/Drupal/FunctionalJavascriptTests/Core/MachineNameTest.php
@@ -97,7 +97,7 @@ public function testMachineName() {
 
     // Validate the machine name field is hidden. Elements are visually hidden
     // using positioning, isVisible() will therefore not work.
-    $this->assertEquals(TRUE, $machine_name_1_wrapper->hasClass('visually-hidden'), 'The ID field must not be visible');
+    $this->assertEquals(TRUE, $machine_name_1_wrapper->hasClass('hidden'), 'The ID field must not be visible');
     $this->assertEquals(TRUE, $machine_name_2_wrapper->hasClass('visually-hidden'), 'The ID field must not be visible');
 
     // Test switching back to the manual editing mode by clicking the edit link.