diff --git a/core/modules/system/src/Plugin/Block/SystemMenuBlock.php b/core/modules/system/src/Plugin/Block/SystemMenuBlock.php
index 748a4f5..9adce5b 100644
--- a/core/modules/system/src/Plugin/Block/SystemMenuBlock.php
+++ b/core/modules/system/src/Plugin/Block/SystemMenuBlock.php
@@ -9,6 +9,7 @@
 
 use Drupal\Component\Utility\NestedArray;
 use Drupal\Core\Block\BlockBase;
+use Drupal\Core\Extension\ModuleHandlerInterface;
 use Drupal\Core\Plugin\ContainerFactoryPluginInterface;
 use Drupal\Core\Menu\MenuActiveTrailInterface;
 use Drupal\Core\Menu\MenuLinkTreeInterface;
@@ -44,6 +45,11 @@ class SystemMenuBlock extends BlockBase implements ContainerFactoryPluginInterfa
   protected $menuActiveTrail;
 
   /**
+   * @var \Drupal\Core\Extension\ModuleHandlerInterface.
+   */
+  protected $moduleHandler;
+
+  /**
    * Constructs a new SystemMenuBlock.
    *
    * @param array $configuration
@@ -56,11 +62,14 @@ class SystemMenuBlock extends BlockBase implements ContainerFactoryPluginInterfa
    *   The menu tree service.
    * @param \Drupal\Core\Menu\MenuActiveTrailInterface $menu_active_trail
    *   The active menu trail service.
+   * @param \Drupal\Core\Extension\ModuleHandlerInterface $module_handler
+   *   The module handler service.
    */
-  public function __construct(array $configuration, $plugin_id, $plugin_definition, MenuLinkTreeInterface $menu_tree, MenuActiveTrailInterface $menu_active_trail) {
+  public function __construct(array $configuration, $plugin_id, $plugin_definition, MenuLinkTreeInterface $menu_tree, MenuActiveTrailInterface $menu_active_trail, ModuleHandlerInterface $module_handler) {
     parent::__construct($configuration, $plugin_id, $plugin_definition);
     $this->menuTree = $menu_tree;
     $this->menuActiveTrail = $menu_active_trail;
+    $this->moduleHandler = $module_handler;
   }
 
   /**
@@ -72,7 +81,8 @@ public static function create(ContainerInterface $container, array $configuratio
       $plugin_id,
       $plugin_definition,
       $container->get('menu.link_tree'),
-      $container->get('menu.active_trail')
+      $container->get('menu.active_trail'),
+      $container->get('module_handler')
     );
   }
 
@@ -143,14 +153,16 @@ public function getOperationLinks() {
     $menu = $this->getDerivativeId();
 
     $links = array();
-    $links['menu-edit'] = array(
-      'title' => $this->t('Edit menu'),
-      'route_name' => 'entity.menu.edit_form',
-      'route_parameters' => array(
-        'menu' => $menu,
-      ),
-      'weight' => 50,
-    );
+    if ($this->moduleHandler->moduleExists('menu_ui')) {
+      $links['menu-edit'] = array(
+        'title' => $this->t('Edit menu'),
+        'route_name' => 'entity.menu.edit_form',
+        'route_parameters' => array(
+          'menu' => $menu,
+        ),
+        'weight' => 50,
+      );
+    }
     return $links;
   }
 
diff --git a/core/modules/system/src/Tests/Block/SystemMenuBlockTest.php b/core/modules/system/src/Tests/Block/SystemMenuBlockTest.php
index 5df82d6..c1dceaf 100644
--- a/core/modules/system/src/Tests/Block/SystemMenuBlockTest.php
+++ b/core/modules/system/src/Tests/Block/SystemMenuBlockTest.php
@@ -26,7 +26,7 @@ class SystemMenuBlockTest extends DrupalUnitTestBase {
    *
    * @var array
    */
-  public static $modules = array('system', 'block', 'user');
+  public static $modules = array('system', 'block', 'user', 'menu_ui');
 
   protected function setUp() {
     parent::setUp();