diff --git a/modules/system/twig/SecurityPolicy.php b/modules/system/twig/SecurityPolicy.php
index bcbc7a1501..aacd39ba63 100644
--- a/modules/system/twig/SecurityPolicy.php
+++ b/modules/system/twig/SecurityPolicy.php
@@ -20,6 +20,8 @@ final class SecurityPolicy implements SecurityPolicyInterface
     protected $blockedMethods = [
         'addDynamicMethod',
         'addDynamicProperty',
+        'bindEvent',
+        'bindEventOnce',
     ];
 
     /**