diff -u b/src/Tests/MonitoringSearchAPITest.php b/src/Tests/MonitoringSearchAPITest.php
--- b/src/Tests/MonitoringSearchAPITest.php
+++ b/src/Tests/MonitoringSearchAPITest.php
@@ -53,11 +53,8 @@
     // Install the test search API index and server used by the test.
     $this->installConfig(['search_api_test_db']);
 
-    // @todo Remove workaround for outdated SearchAPI Version on testbot.
-    if (\Drupal::hasService('search_api.index_task_manager')) {
-      \Drupal::service('search_api.index_task_manager')
-        ->addItemsAll(Index::load('database_search_index'));
-    }
+    \Drupal::service('search_api.index_task_manager')
+      ->addItemsAll(Index::load('database_search_index'));
   }
 
   /**