diff --git a/product_oneclick.py b/product_oneclick.py
index 488bc0e..995c875 100644
--- a/product_oneclick.py
+++ b/product_oneclick.py
@@ -6,11 +6,12 @@ from trytond.pool import Pool
 from trytond.pyson import Eval, PYSONEncoder
 from trytond.wizard import Wizard, StateView, StateAction, StateTransition, \
     Button
-from trytond.config import config
-DIGITS = int(config.get('digits', 'unit_price_digits', 4))
+from trytond.config import config as config_
 
 __all__ = ['ProductOneClickView', 'ProductOneClick']
 
+DIGITS = config_.getint('product', 'price_decimal', default=4)
+
 
 class ProductOneClickView(ModelView):
     'Product OneClick View'