diff --git a/addons/website/models/ir_http.py b/addons/website/models/ir_http.py
index ec386709633..e969191fcde 100644
--- a/addons/website/models/ir_http.py
+++ b/addons/website/models/ir_http.py
@@ -163,7 +163,7 @@ class ir_http(orm.AbstractModel):
             request.website = request.website.with_context(request.context)
 
         # cache for auth public
-        cache_time = func.routing.get('cache')
+        cache_time = getattr(func, 'routing', {}).get('cache')
         cache_enable = cache_time and request.httprequest.method == "GET" and request.website.user_id.id == request.uid
         cache_response = None
         if cache_enable: