diff --git a/product.py b/product.py
index ef0bed82cd..ddbdc2cada 100644
--- a/product.py
+++ b/product.py
@@ -31,16 +31,14 @@ class PriceListLine(metaclass=PoolMeta):
             If(Eval('start_date') & Eval('end_date'),
                 ('start_date', '<=', Eval('end_date')),
                 ()),
-            ],
-        depends=['end_date'])
+            ])
     end_date = fields.Date(
         "End Date",
         domain=[
             If(Eval('start_date') & Eval('end_date'),
                 ('end_date', '>=', Eval('start_date')),
                 ()),
-            ],
-        depends=['start_date'])
+            ])
 
     def match(self, pattern):
         pool = Pool()