diff --git a/core/modules/system/src/Tests/Entity/EntityCacheTagsTestBase.php b/core/modules/system/src/Tests/Entity/EntityCacheTagsTestBase.php
index 879ee7f..9f48a13 100644
--- a/core/modules/system/src/Tests/Entity/EntityCacheTagsTestBase.php
+++ b/core/modules/system/src/Tests/Entity/EntityCacheTagsTestBase.php
@@ -342,9 +342,10 @@ public function testReferencedEntity() {
     // 'user.permissions' is a required cache context, and responses that vary
     // by this cache context when requested by anonymous users automatically
     // also get this cache tag, to ensure correct invalidation.
+    $page_cache_tags = Cache::mergeTags(['rendered'], ['config:user.role.anonymous']);
     // If the block module is used, the Block page display variant is used,
     // which adds the block config entity type's list cache tags.
-    $page_cache_tags = Cache::mergeTags(['rendered', 'config:user.role.anonymous'], \Drupal::moduleHandler()->moduleExists('block') ? ['config:block_list']: []);
+    $page_cache_tags = Cache::mergeTags($page_cache_tags, \Drupal::moduleHandler()->moduleExists('block') ? ['config:block_list']: []);
 
     $page_cache_tags_referencing_entity = in_array('user.permissions', $this->getAccessCacheContextsForEntity($this->referencingEntity)) ? ['config:user.role.anonymous'] : [];