diff --git a/addons/mail/security/ir.model.access.csv b/addons/mail/security/ir.model.access.csv
index 51a8a3db91b..b68a9ab7443 100644
--- a/addons/mail/security/ir.model.access.csv
+++ b/addons/mail/security/ir.model.access.csv
@@ -14,5 +14,4 @@ access_mail_alias_user,mail.alias,model_mail_alias,base.group_user,1,1,1,0
 access_mail_alias_system,mail.alias,model_mail_alias,base.group_system,1,1,1,1
 access_mail_message_subtype,mail.message.subtype,model_mail_message_subtype,,1,1,1,1
 access_mail_mail_user,mail.mail,model_mail_mail,base.group_user,1,1,1,0
-access_mail_mail_manager,mail.mail,model_mail_mail,group_mail_manager,1,1,1,1
 access_mail_vote_all,mail.vote.all,model_mail_vote,,1,1,1,1