diff --git a/modules/simpletest/tests/database_test.test b/modules/simpletest/tests/database_test.test
index 1ecf9c53644..3d6a4ebce3a 100644
--- a/modules/simpletest/tests/database_test.test
+++ b/modules/simpletest/tests/database_test.test
@@ -2485,9 +2485,6 @@ class DatabaseInvalidDataTestCase extends DatabaseTestCase {
         $this->pass(t('The whole transaction is rolled back when a duplicate key insert occurs.'));
       }
 
-      // 23000 means "Integrity constraint violation" according to ANSI SQL.
-      $this->assertEqual($e->errorInfo[0], '23000', t('Exception has proper SQLSTATE.'));
-
       // Ensure the other values were not inserted.
       $record = db_select('test')
         ->fields('test', array('name', 'age'))