diff --git a/setup/_metapackage/VERSION.txt b/setup/_metapackage/VERSION.txt
index 509ac1925..b2c4f1844 100644
--- a/setup/_metapackage/VERSION.txt
+++ b/setup/_metapackage/VERSION.txt
@@ -1 +1 @@
-15.0.20230307.0
\ No newline at end of file
+15.0.20230309.0
\ No newline at end of file
diff --git a/setup/_metapackage/setup.py b/setup/_metapackage/setup.py
index 38c992e5f..5d69db7b0 100644
--- a/setup/_metapackage/setup.py
+++ b/setup/_metapackage/setup.py
@@ -23,6 +23,7 @@ setuptools.setup(
         'odoo-addon-mail_optional_follower_notification>=15.0dev,<15.1dev',
         'odoo-addon-mail_outbound_static>=15.0dev,<15.1dev',
         'odoo-addon-mail_parent_recipient>=15.0dev,<15.1dev',
+        'odoo-addon-mail_post_defer>=15.0dev,<15.1dev',
         'odoo-addon-mail_preview_base>=15.0dev,<15.1dev',
         'odoo-addon-mail_quoted_reply>=15.0dev,<15.1dev',
         'odoo-addon-mail_restrict_follower_selection>=15.0dev,<15.1dev',