diff --git a/tailbone/app.py b/tailbone/app.py
index d2d0c5ef..899a358e 100644
--- a/tailbone/app.py
+++ b/tailbone/app.py
@@ -208,6 +208,7 @@ def make_pyramid_config(settings, configure_csrf=True):
                          'wuttaweb.auth.add_permission')
 
     # and some similar magic for certain master views
+    config.add_directive('add_wutta_master_view', 'wuttaweb.conf.add_master_view')
     config.add_directive('add_tailbone_index_page', 'tailbone.app.add_index_page')
     config.add_directive('add_tailbone_config_page', 'tailbone.app.add_config_page')
     config.add_directive('add_tailbone_model_view', 'tailbone.app.add_model_view')