diff --git a/addons/mail/models/mail_thread.py b/addons/mail/models/mail_thread.py
index e033cab3b63..afaa5cbed1b 100644
--- a/addons/mail/models/mail_thread.py
+++ b/addons/mail/models/mail_thread.py
@@ -1647,7 +1647,7 @@ class MailThread(models.AbstractModel):
             normalized_email = tools.email_normalize(contact)
             partner = next((partner for partner in done_partners if partner.email_normalized == normalized_email), self.env['res.partner'])
             if not partner and force_create and normalized_email in normalized_emails:
-                partner = self.env['res.partner'].name_create(contact)[0]
+                partner = self.env['res.partner'].browse(self.env['res.partner'].name_create(contact)[0])
             partners.append(partner)
         return partners