diff --git a/addons/project/project.py b/addons/project/project.py
index 6f3b23f4746..879e9500874 100644
--- a/addons/project/project.py
+++ b/addons/project/project.py
@@ -1209,6 +1209,9 @@ class task(base_stage, osv.osv):
                 user_ids.append(obj.user_id.id)
             if obj.manager_id and not obj.manager_id.id in user_ids:
                 user_ids.append(obj.manager_id.id)
+            if obj.project_id.followers:
+                for follower in obj.project_id.followers:
+                    user_ids.append(follower.id)
         return user_ids
 
     def stage_set_send_note(self, cr, uid, ids, stage_id, context=None):