diff --git a/core/modules/system/lib/Drupal/system/Tests/Module/ModuleEnable.php b/core/modules/system/lib/Drupal/system/Tests/Module/ModuleEnable.php
index 182294d..deec030 100644
--- a/core/modules/system/lib/Drupal/system/Tests/Module/ModuleEnable.php
+++ b/core/modules/system/lib/Drupal/system/Tests/Module/ModuleEnable.php
@@ -52,7 +52,7 @@ function testModuleNameLength() {
     $module_name = 'invalid_module_name_over_the_maximum_allowed_character_length';
     $message = format_string('Exception thrown when enabling module %name with a name length over the allowed maximum', array('%name' => $module_name));
     try {
-      $this->container('module_handler')->enable(array($module_name));
+      $this->container->get('module_handler')->enable(array($module_name));
       $this->fail($message);
     }
     catch (ExtensionNameLengthException $e) {
@@ -62,7 +62,7 @@ function testModuleNameLength() {
     // Since for the UI, the submit callback uses FALSE, test that too.
     $message = format_string('Exception thrown when enabling as if via the UI the module %name with a name length over the allowed maximum', array('%name' => $module_name));
     try {
-      $this->container('module_handler')->enable(array($module_name), FALSE);
+      $this->container->get('module_handler')->enable(array($module_name), FALSE);
       $this->fail($message);
     }
     catch (ExtensionNameLengthException $e) {