diff --git a/core/lib/Drupal/Core/Pager/Pager.php b/core/lib/Drupal/Core/Pager/Pager.php
index c25a41f..88fc157 100644
--- a/core/lib/Drupal/Core/Pager/Pager.php
+++ b/core/lib/Drupal/Core/Pager/Pager.php
@@ -3,12 +3,13 @@
 namespace Drupal\Core\Pager;
 
 use Drupal\Core\Url;
+use Drupal\Core\DependencyInjection\ContainerInjectionInterface;
 use Symfony\Component\DependencyInjection\ContainerInterface;
 
 /**
  * Pager class.
  */
-class Pager implements PagerInterface {
+class Pager implements PagerInterface, ContainerInjectionInterface {
 
   /**
    * The pager element.
diff --git a/core/lib/Drupal/Core/Pager/PagerInterface.php b/core/lib/Drupal/Core/Pager/PagerInterface.php
index da1be85..aef2611 100644
--- a/core/lib/Drupal/Core/Pager/PagerInterface.php
+++ b/core/lib/Drupal/Core/Pager/PagerInterface.php
@@ -2,12 +2,10 @@
 
 namespace Drupal\Core\Pager;
 
-use Drupal\Core\DependencyInjection\ContainerInjectionInterface;
-
 /**
  * Provides an interface for pager objects.
  */
-interface PagerInterface extends ContainerInjectionInterface {
+interface PagerInterface {
 
   /**
    * Gets the route name for this pager.