diff --git a/src/Controller/RuleDetailController.php b/src/Controller/RuleDetailController.php
index 04e683578..b17722931 100644
--- a/src/Controller/RuleDetailController.php
+++ b/src/Controller/RuleDetailController.php
@@ -29,6 +29,7 @@ public function __invoke(string $slug): View|RedirectResponse
         return \view('homepage/rule_detail', [
             'page_title' => $ruleMetadata->getRuleShortClass(),
             'ruleMetadata' => $ruleMetadata,
+            'codeMirror' => true,
         ]);
     }
 }