diff --git a/README.md b/README.md
index 04b8896a..6f4c8b89 100644
--- a/README.md
+++ b/README.md
@@ -15,6 +15,7 @@ addon | version | summary
 --- | --- | ---
 [base_search_mail_content](base_search_mail_content/) | 9.0.1.0.0 | Base Search Mail Content
 [email_template_qweb](email_template_qweb/) | 9.0.1.0.0 | Use the QWeb templating mechanism for emails
+[fetchmail_thread_default](fetchmail_thread_default/) | 9.0.1.0.0 | Post unkonwn messages to an existing thread
 [mail_as_letter](mail_as_letter/) | 9.0.1.0.0 | This module allows to download a mail message as a pdf letter.
 [mail_attach_existing_attachment](mail_attach_existing_attachment/) | 9.0.1.0.0 | Adding attachment on the object by sending this one
 [mail_debrand](mail_debrand/) | 9.0.1.0.0 | Remove Odoo branding in sent emails