diff --git a/package_manager/tests/modules/fixture_manipulator/src/FixtureManipulator.php b/package_manager/tests/modules/fixture_manipulator/src/FixtureManipulator.php
index 720cb992bb3d171c844cdc06880a5ddc2f567759..542585f7023623d310472845f0151bd09bc8e1a9 100644
--- a/package_manager/tests/modules/fixture_manipulator/src/FixtureManipulator.php
+++ b/package_manager/tests/modules/fixture_manipulator/src/FixtureManipulator.php
@@ -49,7 +49,6 @@ class FixtureManipulator {
     $runner->run([
       'validate',
       // @todo Check the lock file in https://drupal.org/i/3343827.
-      '--no-check-lock',
       '--no-check-publish',
       '--with-dependencies',
       '--no-interaction',