diff --git a/point_of_sale/advanced/discount_tags.rst b/point_of_sale/advanced/discount_tags.rst
index fbf1920a0..335200b23 100644
--- a/point_of_sale/advanced/discount_tags.rst
+++ b/point_of_sale/advanced/discount_tags.rst
@@ -9,7 +9,7 @@ They allow you to scan discount barcodes.
 .. note::
    To use discount tags you will need to use a barcode scanner, you
    can see the documentation about it 
-   `here <https://docs.google.com/document/d/1tg7yarr2hPKTddZ4iGbp9IJO-cp7u15eHNVnFoL40Q8/edit>`__
+   here :doc:`barcode`.
 
 Barcode Nomenclature
 ====================