diff --git a/lib/internal/Magento/Framework/App/Test/Unit/Route/ConfigTest.php b/lib/internal/Magento/Framework/App/Test/Unit/Route/ConfigTest.php
index 77dd4479e3198d9716d6c808853b272cfc13169b..2d30c9ae48893145282efa124a628c7799b783c2 100644
--- a/lib/internal/Magento/Framework/App/Test/Unit/Route/ConfigTest.php
+++ b/lib/internal/Magento/Framework/App/Test/Unit/Route/ConfigTest.php
@@ -138,8 +138,8 @@ class ConfigTest extends \PHPUnit_Framework_TestCase
         );
 
         $this->_cacheMock->expects($this->once())
-            ->method('save');
-//            ->with(json_encode($routes), 'scope::RoutesConfig');
+            ->method('save')
+            ->with(json_encode($routes), 'scope::RoutesConfig');
 
         $this->assertEquals('routerCode', $this->_config->getRouteByFrontName('routerName', 'scope'));