diff --git a/quick_cas_idp.rst b/quick_cas_idp.rst
index d5b74b0..ba15dca 100644
--- a/quick_cas_idp.rst
+++ b/quick_cas_idp.rst
@@ -6,7 +6,7 @@ Quickstart a CAS Identity Provider
 
 1. Activate CAS IdP support in your local_settings.py::
 
- IDP_CAS = True
+ A2_IDP_CAS_ENABLE = True
 
 2. Then create the database table to hold CAS service tickets::