diff --git a/mail_tracking_mailgun/__manifest__.py b/mail_tracking_mailgun/__manifest__.py
index e607daa..51e92ce 100644
--- a/mail_tracking_mailgun/__manifest__.py
+++ b/mail_tracking_mailgun/__manifest__.py
@@ -4,14 +4,14 @@
 {
     "name": "Mail tracking for Mailgun",
     "summary": "Mail tracking and Mailgun webhooks integration",
-    "version": "9.0.1.0.0",
+    "version": "10.0.1.0.0",
     "category": "Social Network",
     "website": "https://odoo-community.org/",
     "author": "Tecnativa, "
               "Odoo Community Association (OCA)",
     "license": "AGPL-3",
     "application": False,
-    'installable': False,
+    'installable': True,
     "depends": [
         "mail_tracking",
     ],
diff --git a/mail_tracking_mailgun/models/ir_mail_server.py b/mail_tracking_mailgun/models/ir_mail_server.py
index 2ebb4ce..0fe8906 100644
--- a/mail_tracking_mailgun/models/ir_mail_server.py
+++ b/mail_tracking_mailgun/models/ir_mail_server.py
@@ -3,7 +3,7 @@
 # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
 
 import json
-from openerp import models
+from odoo import models
 
 
 class IrMailServer(models.Model):
@@ -14,9 +14,7 @@ class IrMailServer(models.Model):
             tracking_email_id, headers)
         headers = headers or {}
         metadata = {
-            # NOTE: We can not use 'self.env.cr.dbname' because self is
-            # ir.mail_server object in old API (osv.osv)
-            'odoo_db': self.pool.db_name,
+            'odoo_db': self.env.cr.dbname,
             'tracking_email_id': tracking_email_id,
         }
         headers['X-Mailgun-Variables'] = json.dumps(metadata)
diff --git a/mail_tracking_mailgun/models/mail_tracking_email.py b/mail_tracking_mailgun/models/mail_tracking_email.py
index f7008ed..69a96ad 100644
--- a/mail_tracking_mailgun/models/mail_tracking_email.py
+++ b/mail_tracking_mailgun/models/mail_tracking_email.py
@@ -5,7 +5,7 @@
 import hashlib
 import hmac
 from datetime import datetime
-from openerp import models, api, fields
+from odoo import models, api, fields
 
 import logging
 _logger = logging.getLogger(__name__)
diff --git a/mail_tracking_mailgun/tests/test_mailgun.py b/mail_tracking_mailgun/tests/test_mailgun.py
index f4ecf16..f00a067 100644
--- a/mail_tracking_mailgun/tests/test_mailgun.py
+++ b/mail_tracking_mailgun/tests/test_mailgun.py
@@ -2,7 +2,7 @@
 # Copyright 2016 Antonio Espinosa - <antonio.espinosa@tecnativa.com>
 # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
 
-from openerp.tests.common import TransactionCase
+from odoo.tests.common import TransactionCase
 
 
 class TestMailgun(TransactionCase):