diff --git a/typo3/sysext/backend/Classes/Controller/BackendController.php b/typo3/sysext/backend/Classes/Controller/BackendController.php
index 878a4f88eecb7b190ff5f343e6c1619e47553a8c..061215d35ce5924991068f691ba4f94e97da2f45 100644
--- a/typo3/sysext/backend/Classes/Controller/BackendController.php
+++ b/typo3/sysext/backend/Classes/Controller/BackendController.php
@@ -128,6 +128,7 @@ class BackendController
         $this->pageRenderer->addInlineLanguageLabelFile('EXT:core/Resources/Private/Language/debugger.xlf');
         $this->pageRenderer->addInlineLanguageLabelFile('EXT:core/Resources/Private/Language/wizard.xlf');
 
+        $this->pageRenderer->addInlineSetting('ContextHelp', 'moduleUrl', (string)$this->uriBuilder->buildUriFromRoute('help_cshmanual'));
         $this->pageRenderer->addInlineSetting('ShowItem', 'moduleUrl', (string)$this->uriBuilder->buildUriFromRoute('show_item'));
         $this->pageRenderer->addInlineSetting('RecordHistory', 'moduleUrl', (string)$this->uriBuilder->buildUriFromRoute('record_history'));
         $this->pageRenderer->addInlineSetting('NewRecord', 'moduleUrl', (string)$this->uriBuilder->buildUriFromRoute('db_new'));