diff --git a/modules/web_shop/product.py b/modules/web_shop/product.py
index 2446ae6807..70877b2422 100644
--- a/modules/web_shop/product.py
+++ b/modules/web_shop/product.py
@@ -48,3 +48,7 @@ class Image(metaclass=PoolMeta):
     __name__ = 'product.image'
 
     web_shop = fields.Boolean("Web Shop")
+
+    @classmethod
+    def allowed_match_keys(cls):
+        return super().allowed_match_keys() | {'web_shop'}