diff --git a/Tools/capp/Resources/Templates/NibApplication/index-debug.html b/Tools/capp/Resources/Templates/NibApplication/index-debug.html
index 2ad737f6b..524efa47d 100644
--- a/Tools/capp/Resources/Templates/NibApplication/index-debug.html
+++ b/Tools/capp/Resources/Templates/NibApplication/index-debug.html
@@ -52,6 +52,10 @@
             // Uncomment to enable a specific logger:
             //CPLogRegister(CPLogConsole);
             //CPLogRegister(CPLogPopup);
+
+            // Tag view DOM elements with a "data-cappuccino-view" attribute that contains
+            // the class name of the view that created them. Comment this or set to false to disable.
+            appkit_tag_dom_elements = true;
         </script>
 
         <style type="text/css">