diff --git a/extra/modules/root.ptl b/extra/modules/root.ptl
index affebbc..9a03552 100644
--- a/extra/modules/root.ptl
+++ b/extra/modules/root.ptl
@@ -509,7 +509,7 @@ class AlternateRootDirectory(OldRootDirectory):
         coll_id = get_request().get_header('X-Gdd-Account-Number')
         if coll_id:
             try:
-                coll = Collectivity.get(coll_id)
+                coll = collectivity.Collectivity.get(coll_id)
                 if coll.url_on_logout:
                     return redirect(coll.url_on_logout)
             except KeyError: