diff --git a/knowledge/__init__.py b/knowledge/__init__.py
index b2ae907f..282d496e 100644
--- a/knowledge/__init__.py
+++ b/knowledge/__init__.py
@@ -1,3 +1,4 @@
+"""Import of model's module."""
 # -*- coding: utf-8 -*-
 ##############################################################################
 #
diff --git a/knowledge/__openerp__.py b/knowledge/__openerp__.py
index 0cabdfa3..a570a79a 100644
--- a/knowledge/__openerp__.py
+++ b/knowledge/__openerp__.py
@@ -1,3 +1,4 @@
+"""Knowledge Management System module."""
 # -*- coding: utf-8 -*-
 ##############################################################################
 #
@@ -18,18 +19,16 @@
 #    along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #
 ##############################################################################
-
-
 {
     'name': 'Knowledge Management System',
     'version': '9.0.1.0.0',
     'depends': ['base', 'base_setup'],
-    'author': ['OpenERP SA', 'Odoo Community Association (OCA)'],
+    'author': 'OpenERP SA, Odoo Community Association (OCA)',
     'category': 'Hidden/Dependency',
     'license': 'AGPL-3',
     'website': 'https://www.odoo.com',
     'data': [
-        'security/knowledge_security.xml',
+        'security/knowledge.xml',
         'security/ir.model.access.csv',
         'views/knowledge.xml',
         'views/res_config.xml',
diff --git a/knowledge/demo/knowledge.xml b/knowledge/demo/knowledge.xml
index 93b2413b..eac89cdc 100644
--- a/knowledge/demo/knowledge.xml
+++ b/knowledge/demo/knowledge.xml
@@ -1,8 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
-<openerp>
+<odoo>
 <data noupdate="0">
         <record id="base.user_demo" model="res.users">
-                <field name="groups_id" eval="[(4,ref('base.group_document_user'))]"/> 
+                <field name="groups_id" eval="[(4,ref('base.group_document_user'))]"/>
         </record>
 </data>
-</openerp>
+</odoo>
diff --git a/knowledge/models/__init__.py b/knowledge/models/__init__.py
index b2269e74..ed459404 100644
--- a/knowledge/models/__init__.py
+++ b/knowledge/models/__init__.py
@@ -1,3 +1,5 @@
+"""model's module imported."""
+
 # -*- coding: utf-8 -*-
 ##############################################################################
 #
diff --git a/knowledge/models/res_config.py b/knowledge/models/res_config.py
index 02f4e18a..cad2097c 100644
--- a/knowledge/models/res_config.py
+++ b/knowledge/models/res_config.py
@@ -1,3 +1,4 @@
+"""KnowledgeConfigSettings class."""
 # -*- coding: utf-8 -*-
 ##############################################################################
 #
@@ -23,6 +24,8 @@ from openerp import models, fields
 
 
 class KnowledgeConfigSettings(models.TransientModel):
+    """This class in needed to activate document management."""
+
     _name = 'knowledge.config.settings'
     _inherit = 'res.config.settings'
 
diff --git a/knowledge/security/knowledge_security.xml b/knowledge/security/knowledge_security.xml
index 4871541b..d16d9120 100644
--- a/knowledge/security/knowledge_security.xml
+++ b/knowledge/security/knowledge_security.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<openerp>
+<odoo>
 <data noupdate="0">
 
     <record id="base.group_document_user" model="res.groups">
@@ -9,4 +9,4 @@
     </record>
 
 </data>
-</openerp>
+</odoo>
diff --git a/knowledge/views/knowledge.xml b/knowledge/views/knowledge.xml
index 40b32861..8f45b4ae 100644
--- a/knowledge/views/knowledge.xml
+++ b/knowledge/views/knowledge.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<openerp>
+<odoo>
     <data>
 
         <!-- Top menu item -->
@@ -15,4 +15,4 @@
            parent="knowledge.menu_document"/>
 
     </data>
-</openerp>
+</odoo>
diff --git a/knowledge/views/res_config.xml b/knowledge/views/res_config.xml
index 32534fbb..56342a04 100644
--- a/knowledge/views/res_config.xml
+++ b/knowledge/views/res_config.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<openerp>
+<odoo>
     <data>
 
         <record id="view_knowledge_configuration" model="ir.ui.view">
@@ -35,4 +35,4 @@
             sequence="19" action="action_knowledge_configuration"/>
 
     </data>
-</openerp>
+</odoo>