diff --git a/theo/config.py b/theo/config.py
index 1aa62d6..fa6b006 100644
--- a/theo/config.py
+++ b/theo/config.py
@@ -38,9 +38,11 @@ class TheoConfig(ConfigExtension):
         # this is the "Theo" app
         config.setdefault('rattail', 'app_title', "Theo")
         config.setdefault('rattail', 'app_package', 'theo')
-        config.setdefault('tailbone.menus', 'handler', 'theo.web.menus:TheoMenuHandler')
         config.setdefault('tailbone.static_libcache.module', 'theo.web.static')
 
+        # menus
+        config.setdefault('rattail.web.menus.handler_spec', 'theo.web.menus:TheoMenuHandler')
+
         # Trainwreck model is same regardless of POS
         config.setdefault('rattail.trainwreck', 'model', 'rattail.trainwreck.db.model.defaults')
 
diff --git a/theo/web/menus.py b/theo/web/menus.py
index cf855d4..bf8aa1c 100644
--- a/theo/web/menus.py
+++ b/theo/web/menus.py
@@ -2,7 +2,7 @@
 ################################################################################
 #
 #  Rattail -- Retail Software Framework
-#  Copyright © 2010-2023 Lance Edgar
+#  Copyright © 2010-2024 Lance Edgar
 #
 #  This file is part of Rattail.
 #
@@ -27,7 +27,7 @@ Web Menus
 from tailbone import menus as base
 
 
-class TheoMenuHandler(base.MenuHandler):
+class TheoMenuHandler(base.TailboneMenuHandler):
     """
     Theo menu handler
     """
@@ -36,4 +36,4 @@ class TheoMenuHandler(base.MenuHandler):
 
         kwargs['include_worksheets'] = True
 
-        return super(TheoMenuHandler, self).make_reports_menu(request, **kwargs)
+        return super().make_reports_menu(request, **kwargs)