diff --git a/document_url/README.rst b/document_url/README.rst
index 833cf082..9f97ed99 100644
--- a/document_url/README.rst
+++ b/document_url/README.rst
@@ -41,8 +41,6 @@ Contributors
 
 * Jonathan Nemry <jonathan.nemry@acsone.eu>
 * Pedro M. Baeza <pedro.baeza@tecnativa.com>
-* Nicolás Ramos <contacto@difusionvisual.com>
-* Antonio Cánovas <antonio.canovas@ingenieriacloud.com>
 
 Maintainer
 ----------
diff --git a/document_url/static/src/xml/url.xml b/document_url/static/src/xml/url.xml
index 8d5a3dfa..b76722d3 100644
--- a/document_url/static/src/xml/url.xml
+++ b/document_url/static/src/xml/url.xml
@@ -13,4 +13,4 @@
             </li>
         </t>
     </t>
-</templates>
\ No newline at end of file
+</templates>
diff --git a/document_url/wizard/document_url.py b/document_url/wizard/document_url.py
index 932060f7..5583fbaa 100644
--- a/document_url/wizard/document_url.py
+++ b/document_url/wizard/document_url.py
@@ -21,20 +21,20 @@ class AddUrlWizard(models.TransientModel):
         """Adds the URL with the given name as an ir.attachment record."""
 
         context = self.env.context
-        if not context.get('active_model'):
+        if not context['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 context.get('active_ids', []):
+            for active_id in context['active_ids', []]:
                 attachment = {
                     'name': form.name,
                     'type': 'url',
                     'url': url.geturl(),
                     'res_id': active_id,
-                    'res_model': context.get('active_model')
+                    'res_model': context['active_model']
                 }
                 attachment_obj.create(attachment)
         return False