diff --git a/document_url/README.rst b/document_url/README.rst
index 91b4afe0..833cf082 100644
--- a/document_url/README.rst
+++ b/document_url/README.rst
@@ -23,7 +23,7 @@ To use this module, you need to:
 
 .. image:: https://odoo-community.org/website/image/ir.attachment/5784_f2813bd/datas
    :alt: Try me on Runbot
-   :target: https://runbot.odoo-community.org/runbot/118/9.0
+   :target: https://runbot.odoo-community.org/runbot/118/10.0
 
 Bug Tracker
 ===========
diff --git a/document_url/wizard/document_url.py b/document_url/wizard/document_url.py
index 0731ad6d..932060f7 100644
--- a/document_url/wizard/document_url.py
+++ b/document_url/wizard/document_url.py
@@ -2,7 +2,7 @@
 # © 2014 Serv. Tecnol. Avanzados (http://www.serviciosbaeza.com)
 #                       Pedro M. Baeza <pedro.baeza@serviciosbaeza.com>
 # © 2016 ACSONE SA/NV (<http://acsone.eu>)
-from odoo import models, fields, api, _
+from odoo import models, fields, api
 try:
     # Python 3
     from urllib import parse as urlparse
@@ -20,20 +20,21 @@ class AddUrlWizard(models.TransientModel):
     def action_add_url(self):
         """Adds the URL with the given name as an ir.attachment record."""
 
-        if not self._context.get('active_model'):
+        context = self.env.context
+        if not context.get('active_model'):
             return
         attachment_obj = self.env['ir.attachment']
         for form in self:
             url = urlparse(form.url)
             if not url.scheme:
                 url = urlparse('%s%s' % ('http://', form.url))
-            for active_id in self._context.get('active_ids', []):
+            for active_id in context.get('active_ids', []):
                 attachment = {
                     'name': form.name,
                     'type': 'url',
                     'url': url.geturl(),
                     'res_id': active_id,
-                    'res_model': self._context.get('active_model')
+                    'res_model': context.get('active_model')
                 }
                 attachment_obj.create(attachment)
-        return False
\ No newline at end of file
+        return False