diff --git a/addons/project/security/ir.model.access.csv b/addons/project/security/ir.model.access.csv
index a7cf4618993..a76faa0fcce 100644
--- a/addons/project/security/ir.model.access.csv
+++ b/addons/project/security/ir.model.access.csv
@@ -21,3 +21,4 @@ access_project_task_history_cumulative,project.task.history project,project.mode
 access_resource_calendar,project.resource_calendar manager,resource.model_resource_calendar,project.group_project_manager,1,0,0,0
 access_project_category,project.project_category,model_project_category,,1,0,0,0
 access_project_category_manager,project.project_category,model_project_category,project.group_project_manager,1,1,1,1
+access_mail_alias,mail.alias,mail.model_mail_alias,project.group_project_manager,1,1,1,1