diff --git a/sale.py b/sale.py
index facdba3589..d63568bd95 100644
--- a/sale.py
+++ b/sale.py
@@ -79,7 +79,7 @@ class AmendmentLine(metaclass=PoolMeta):
             ('party', '=', Eval('party', -1)),
             ],
         states={
-            'invisible': Eval('action') != 'product',
+            'invisible': Eval('action') != 'line',
             },
         depends=['action', 'product', 'party'])