diff --git a/core/modules/media_library/tests/src/FunctionalJavascript/UploadFail.php b/core/modules/media_library/tests/src/FunctionalJavascript/UploadFail.php
index a2f723fa16..9648924bf2 100644
--- a/core/modules/media_library/tests/src/FunctionalJavascript/UploadFail.php
+++ b/core/modules/media_library/tests/src/FunctionalJavascript/UploadFail.php
@@ -91,7 +91,7 @@ public function testManyConsecutiveUploads() {
           ->fetchAll();
         $output = '';
         foreach ($logs as $log) {
-          $output .= 'message: ' . $log->message . ', variables:  . '$log->variables;
+          $output .= 'message: ' . $log->message . ', variables:  ' . $log->variables;
         }
         throw new AssertionFailedError($output);
       }