diff --git a/addons/portal/controllers/portal.py b/addons/portal/controllers/portal.py
index 32ddca6ea22..845c2936243 100644
--- a/addons/portal/controllers/portal.py
+++ b/addons/portal/controllers/portal.py
@@ -167,7 +167,7 @@ class CustomerPortal(Controller):
             'error_message': [],
         })
 
-        if post:
+        if post and request.httprequest.method == 'POST':
             error, error_message = self.details_form_validate(post)
             values.update({'error': error, 'error_message': error_message})
             values.update(post)