diff --git a/core/modules/simpletest/tests/fixtures/simpletest_phpunit_run_command_test.php b/core/modules/simpletest/tests/fixtures/simpletest_phpunit_run_command_test.php
index 872753e..c86a9e6 100644
--- a/core/modules/simpletest/tests/fixtures/simpletest_phpunit_run_command_test.php
+++ b/core/modules/simpletest/tests/fixtures/simpletest_phpunit_run_command_test.php
@@ -17,6 +17,7 @@ public function testWillDie() {
     if (getenv('SimpletestPhpunitRunCommandTestWillDie') === 'fail') {
       exit(2);
     }
+    $this->assertTrue(TRUE, 'Assertion to ensure test pass');
   }
 }