diff --git a/addons/project/project.py b/addons/project/project.py
index 5067e3c96c4..e541d96e526 100644
--- a/addons/project/project.py
+++ b/addons/project/project.py
@@ -1126,11 +1126,6 @@ class task(base_stage, osv.osv):
     def write(self, cr, uid, ids, vals, context=None):
         if isinstance(ids, (int, long)):
             ids = [ids]
-        if vals.get('project_id'):
-            project_id = self.pool.get('project.project').browse(cr, uid, vals.get('project_id'), context=context)
-            if project_id:
-                vals.setdefault('message_follower_ids', [])
-                vals['message_follower_ids'] += [(6, 0,[follower.id]) for follower in project_id.message_follower_ids]
         if vals and not 'kanban_state' in vals and 'stage_id' in vals:
             new_stage = vals.get('stage_id')
             vals_reset_kstate = dict(vals, kanban_state='normal')