diff --git a/apps/users/utils.py b/apps/users/utils.py
index 831c6571f..0729115b6 100644
--- a/apps/users/utils.py
+++ b/apps/users/utils.py
@@ -330,4 +330,6 @@ def get_source_choices():
         choices.append((User.SOURCE_OPENID, choices_all[User.SOURCE_OPENID]))
     if settings.AUTH_RADIUS:
         choices.append((User.SOURCE_RADIUS, choices_all[User.SOURCE_RADIUS]))
+    if settings.AUTH_CAS:
+        choices.append((User.SOURCE_CAS, choices_all[User.SOURCE_CAS]))
     return choices