diff --git a/core/tests/Drupal/KernelTests/Core/Database/TransactionTest.php b/core/tests/Drupal/KernelTests/Core/Database/TransactionTest.php
index b04db48eb0..27869eb47a 100644
--- a/core/tests/Drupal/KernelTests/Core/Database/TransactionTest.php
+++ b/core/tests/Drupal/KernelTests/Core/Database/TransactionTest.php
@@ -263,10 +263,9 @@ public function testTransactionWithDdlStatement() {
       try {
         // Rollback the outer transaction.
         $transaction->rollBack();
-        // The PHP 7 MySQL driver does not trigger an exception when calling
-        // rollback and there is no active transaction.
+        // @see \Drupal\Core\Database\Driver\mysql\Connection::rollBack()
         if (PHP_VERSION_ID >= 80000) {
-          $this->fail('Rolling back a transaction containing DDL should fail.');
+          $this->fail('Rolling back a transaction containing DDL should produce a warning.');
         }
       }
       catch (Warning $warning) {