diff --git a/core/lib/Drupal/Core/Extension/ModuleHandler.php b/core/lib/Drupal/Core/Extension/ModuleHandler.php
index bf222226c2..ad539fd7df 100644
--- a/core/lib/Drupal/Core/Extension/ModuleHandler.php
+++ b/core/lib/Drupal/Core/Extension/ModuleHandler.php
@@ -442,11 +442,10 @@ private function triggerDeprecationError($description, $hook) {
     $modules = array_keys($this->getImplementationInfo($hook));
     if (!empty($modules)) {
       $message = 'The deprecated hook hook_' . $hook . '() is implemented in these functions: ';
-      $hooks = [];
-      foreach ($modules as $module) {
-        $hooks[] = $module . '_' . $hook . '()';
-      }
-      @trigger_error($message . implode(', ', $hooks) . '. ' . $description, E_USER_DEPRECATED);
+      $implementations = array_map(function ($module) use ($hook) {
+        return $module . '_' . $hook . '()';
+      }, $modules);
+      @trigger_error($message . implode(', ', $implementations) . '. ' . $description, E_USER_DEPRECATED);
     }
   }