diff --git a/addons/share/wizard/share_wizard.py b/addons/share/wizard/share_wizard.py
index 598bb085967..2f79ee4755b 100644
--- a/addons/share/wizard/share_wizard.py
+++ b/addons/share/wizard/share_wizard.py
@@ -256,7 +256,6 @@ class share_wizard(osv.TransientModel):
                         'email': new_user,
                         'groups_id': [(6,0,[group_id])],
                         'share': True,
-                        'message_email_pref': 'all',
                         'company_id': current_user.company_id.id
                 }, context)
                 new_line = { 'user_id': user_id,