diff --git a/core/tests/Drupal/KernelTests/Core/Database/TransactionIsolationTest.php b/core/tests/Drupal/KernelTests/Core/Database/TransactionIsolationTest.php
index dbb2921..4ea0bc8 100644
--- a/core/tests/Drupal/KernelTests/Core/Database/TransactionIsolationTest.php
+++ b/core/tests/Drupal/KernelTests/Core/Database/TransactionIsolationTest.php
@@ -4,7 +4,7 @@
  * Provides \Drupal\KernelTests\Database\TransactionIsolationTest.
  */
 
-namespace Drupal\KernelTests\Database;
+namespace Drupal\KernelTests\Core\Database;
 
 use Drupal\Core\Database\Database;
 use Drupal\Core\Database\TransactionIsolationTrait;