diff --git a/core/modules/block/src/Tests/BlockStorageUnitTest.php b/core/modules/block/src/Tests/BlockStorageUnitTest.php
index 4e57ec4..0b26399 100644
--- a/core/modules/block/src/Tests/BlockStorageUnitTest.php
+++ b/core/modules/block/src/Tests/BlockStorageUnitTest.php
@@ -98,7 +98,6 @@ protected function createTests() {
       'region' => '-1',
       'weight' => NULL,
       'provider' => NULL,
-      'visibility' => NULL,
       'plugin' => 'test_html',
       'settings' => array(
         'visibility' => array(),