diff --git a/roles/haproxy/templates/haproxy.cfg b/roles/haproxy/templates/haproxy.cfg
index f83c2a4a08..9bc96dc2db 100644
--- a/roles/haproxy/templates/haproxy.cfg
+++ b/roles/haproxy/templates/haproxy.cfg
@@ -176,7 +176,7 @@ frontend ipsilon-frontend
     # Define ipsilon OpenID only instance
     acl path_openidc path_beg /openidc
     acl path_openid path_beg /openid
-    acl is_openid_payload req.body_payload(0,0) -m sub 'openid_identifier'
+    acl is_openid_payload req.body -m sub 'openid_identifier'
 
     use_backend ipsilon-backend if path_openidc
     use_backend ipsilon-backend-openid if path_openid