diff --git a/roles/haproxy/templates/haproxy.cfg b/roles/haproxy/templates/haproxy.cfg
index 86ec3375de..f83c2a4a08 100644
--- a/roles/haproxy/templates/haproxy.cfg
+++ b/roles/haproxy/templates/haproxy.cfg
@@ -172,12 +172,15 @@ frontend ipsilon-frontend
     bind 0.0.0.0:10020
 
 {% if env == "staging" %}
+    option http-buffer-request
     # 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'
 
     use_backend ipsilon-backend if path_openidc
     use_backend ipsilon-backend-openid if path_openid
+    use_backend ipsilon-backend-openid if is_openid_payload
 {% endif %}
 
     default_backend ipsilon-backend