diff --git a/authentic2_idp_oauth2/__init__.py b/authentic2_idp_oauth2/__init__.py
index 5379f28..bce60b7 100644
--- a/authentic2_idp_oauth2/__init__.py
+++ b/authentic2_idp_oauth2/__init__.py
@@ -27,7 +27,7 @@ class Plugin(object):
         l = []
         for client in qs:
             name = client.name
-            url = client.get_logout_url()
+            url = client.get_logout_url(request)
             ctx = {
                 'needs_iframe': client.logout_use_iframe,
                 'name': name,