diff --git a/addons/project_mailgate/security/ir.model.access.csv b/addons/project_mailgate/security/ir.model.access.csv
new file mode 100644
index 00000000000..1a840d89e9a
--- /dev/null
+++ b/addons/project_mailgate/security/ir.model.access.csv
@@ -0,0 +1,3 @@
+"id","name","model_id:id","group_id:id","perm_read","perm_write","perm_create","perm_unlink"
+"access_mailgate_message_project_manager","project.mailgate.message.manager","mail_gateway.model_mailgate_message","project.group_project_manager",1,1,1,0
+"access_mailgate_message_project_user","project.mailgate.message.user","mail_gateway.model_mailgate_message","project.group_project_user",1,1,1,0