diff --git a/addons/rating/models/rating.py b/addons/rating/models/rating.py
index 0ac59c861da..d7775be2541 100644
--- a/addons/rating/models/rating.py
+++ b/addons/rating/models/rating.py
@@ -65,7 +65,7 @@ class RatingMixin(models.AbstractModel):
         for data in read_group_res:
             result[data['res_id']] += data['res_id_count']
         for record in self:
-            record.rating_count = result[record.id]
+            record.rating_count = result.get(record.id)
 
     def rating_get_partner_id(self):
         if hasattr(self, 'partner_id') and self.partner_id: