diff --git a/bin/addons/base/res/res_user.py b/bin/addons/base/res/res_user.py
index 7bf3674adc3..2ef2bb8d4d0 100644
--- a/bin/addons/base/res/res_user.py
+++ b/bin/addons/base/res/res_user.py
@@ -365,7 +365,7 @@ class users(osv.osv):
                     break
             else:
                 if 'company_id' in values:
-                    if not (values['company_id'] in self.read(cr, uid, uid, ['company_ids'], context=context)['company_ids']):
+                    if not (values['company_id'] in self.read(cr, 1, uid, ['company_ids'], context=context)['company_ids']):
                         del values['company_id']
                 uid = 1 # safe fields only, so we write as super-user to bypass access rights