diff --git a/NEW_FEATURES.txt b/NEW_FEATURES.txt
index 07700c95..cc126c5a 100644
--- a/NEW_FEATURES.txt
+++ b/NEW_FEATURES.txt
@@ -35,6 +35,7 @@ Smarty 3.1.22
    To disable access for all methods of all classes set $trusted_static_methods = null;
    The default value is an empty array() which does enables all methods of all classes, but for backward compatibility
    the setting of $static_classes will be checked.
+   Note: That this security check is performed at compile time.
 
     - trusted static properties -
    The Smarty_Security class has the new property $trusted_static_properties to restrict access to static properties.
@@ -47,6 +48,7 @@ Smarty 3.1.22
    To disable access for all properties of all classes set $trusted_static_properties = null;
    The default value is an empty array() which does enables all properties of all classes, but for backward compatibility
    the setting of $static_classes will be checked.
+   Note: That this security check is performed at compile time.