diff --git a/pos_sequence_ref_number/README.rst b/pos_sequence_ref_number/README.rst
index 83e20870..e87757c1 100644
--- a/pos_sequence_ref_number/README.rst
+++ b/pos_sequence_ref_number/README.rst
@@ -46,7 +46,7 @@ Contributors
 
 * Jordi Ballester <jordi.ballester@eficent.com>
 * Rafael Blasco <rblasco@rbnpro.com>
-* Ivan Yelizariev
+* Ivan Yelizariev <yelizariev@it-projects.info>
 * Antonio Espinosa <antonioea@antiun.com>
 
 
diff --git a/pos_sequence_ref_number/__init__.py b/pos_sequence_ref_number/__init__.py
index 65846b46..a3a00849 100644
--- a/pos_sequence_ref_number/__init__.py
+++ b/pos_sequence_ref_number/__init__.py
@@ -5,4 +5,3 @@
 # License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl.html).
 
 from . import models
-
diff --git a/setup/pos_sequence_ref_number/odoo_addons/__init__.py b/setup/pos_sequence_ref_number/odoo_addons/__init__.py
new file mode 100644
index 00000000..de40ea7c
--- /dev/null
+++ b/setup/pos_sequence_ref_number/odoo_addons/__init__.py
@@ -0,0 +1 @@
+__import__('pkg_resources').declare_namespace(__name__)
diff --git a/setup/pos_sequence_ref_number/odoo_addons/pos_sequence_ref_number b/setup/pos_sequence_ref_number/odoo_addons/pos_sequence_ref_number
new file mode 120000
index 00000000..ebe50985
--- /dev/null
+++ b/setup/pos_sequence_ref_number/odoo_addons/pos_sequence_ref_number
@@ -0,0 +1 @@
+../../../pos_sequence_ref_number
\ No newline at end of file
diff --git a/setup/pos_sequence_ref_number/setup.py b/setup/pos_sequence_ref_number/setup.py
new file mode 100644
index 00000000..28c57bb6
--- /dev/null
+++ b/setup/pos_sequence_ref_number/setup.py
@@ -0,0 +1,6 @@
+import setuptools
+
+setuptools.setup(
+    setup_requires=['setuptools-odoo'],
+    odoo_addon=True,
+)