diff --git a/core/modules/views/tests/src/Unit/Plugin/Block/ViewsBlockTest.php b/core/modules/views/tests/src/Unit/Plugin/Block/ViewsBlockTest.php
index 0c0443e..7c9d068 100644
--- a/core/modules/views/tests/src/Unit/Plugin/Block/ViewsBlockTest.php
+++ b/core/modules/views/tests/src/Unit/Plugin/Block/ViewsBlockTest.php
@@ -206,7 +206,8 @@ public function testBuildFailed() {
 }
 
 namespace {
-  // @todo replace views_add_contextual_links()
+  // @todo https://www.drupal.org/node/2571679 replace
+  // views_add_contextual_links().
   if (!function_exists('views_add_contextual_links')) {
     function views_add_contextual_links() {
     }
diff --git a/core/modules/views/tests/src/Unit/Routing/ViewPageControllerTest.php b/core/modules/views/tests/src/Unit/Routing/ViewPageControllerTest.php
index 87bee46..45d0636 100644
--- a/core/modules/views/tests/src/Unit/Routing/ViewPageControllerTest.php
+++ b/core/modules/views/tests/src/Unit/Routing/ViewPageControllerTest.php
@@ -185,7 +185,8 @@ public function testHandleWithArgumentsOnOverriddenRouteWithUpcasting() {
 }
 
 namespace {
-  // @todo replace views_add_contextual_links()
+  // @todo https://www.drupal.org/node/2571679 replace
+  // views_add_contextual_links()
   if (!function_exists('views_add_contextual_links')) {
     function views_add_contextual_links() {
     }