diff --git a/addons/project_timesheet/project_timesheet.py b/addons/project_timesheet/project_timesheet.py
index 1d7531c7810..6b53703dcdc 100644
--- a/addons/project_timesheet/project_timesheet.py
+++ b/addons/project_timesheet/project_timesheet.py
@@ -51,7 +51,13 @@ class task(osv.osv):
     def _hours_get(self, cr, uid, ids, field_names, args, context=None):
         res = {}
         for task in self.browse(cr, uid, ids, context=context):
-            res[task.id] = {'effective_hours': 0.0, 'remaining_hours': task.planned_hours, 'progress': 0.0, 'total_hours': task.planned_hours, 'delay_hours': 0.0}
+            res[task.id] = {
+                'effective_hours': 0.0,
+                'remaining_hours': task.planned_hours,
+                'progress': 100.0 if task.stage_id and task.stage_id.fold else 0.0,
+                'total_hours': task.planned_hours,
+                'delay_hours': 0.0,
+            }
         tasks_data = self.pool['account.analytic.line'].read_group(cr, uid, [('task_id', 'in', ids)], ['task_id','unit_amount'], ['task_id'], context=context)
         for data in tasks_data:
             task = self.browse(cr, uid, data['task_id'][0], context=context)