core/modules/system/src/Tests/Theme/TwigSettingsTest.php | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/core/modules/system/src/Tests/Theme/TwigSettingsTest.php b/core/modules/system/src/Tests/Theme/TwigSettingsTest.php
index 36cc48d..f581fa62 100644
--- a/core/modules/system/src/Tests/Theme/TwigSettingsTest.php
+++ b/core/modules/system/src/Tests/Theme/TwigSettingsTest.php
@@ -114,8 +114,7 @@ function testTwigCacheOverride() {
     $this->rebuildContainer();
 
     // This should return false after rebuilding the service container.
-    $new_cache_filename = $this->container->get('twig')->getCacheFilename($template_filename);
-    $this->assertFalse($new_cache_filename, 'Twig environment does not return cache filename after caching is disabled.');
+    $this->assertFalse($this->container->get('twig')->getCache(), 'Twig environment has caching disabled.');
   }
 
   /**