diff --git a/beesdoo_website_shift/__openerp__.py b/beesdoo_website_shift/__openerp__.py
index 8f8dfe3..90e4b5d 100644
--- a/beesdoo_website_shift/__openerp__.py
+++ b/beesdoo_website_shift/__openerp__.py
@@ -16,7 +16,7 @@
 
     'author': 'Rémy Taymans',
     'license': 'AGPL-3',
-    'version': '9.0.2.1',
+    'version': '9.0.2.1.1',
     'website': "https://github.com/beescoop/Obeesdoo",
 
     'category': 'Cooperative management',
diff --git a/beesdoo_website_shift/migrations/9.0.2.1.1/post-migrate.py b/beesdoo_website_shift/migrations/9.0.2.1.1/post-migrate.py
new file mode 100644
index 0000000..6068a9b
--- /dev/null
+++ b/beesdoo_website_shift/migrations/9.0.2.1.1/post-migrate.py
@@ -0,0 +1,11 @@
+# coding: utf-8
+
+
+def migrate(cr, version):
+    """Create a sequence for beesdoo_website_shift_config_settings."""
+    cr.execute(
+        """
+        CREATE SEQUENCE IF NOT EXISTS
+        beesdoo_website_shift_config_settings_id_seq
+        """
+    )