diff --git a/app/models/sale.rb b/app/models/sale.rb
index 55e53d39..2578221d 100644
--- a/app/models/sale.rb
+++ b/app/models/sale.rb
@@ -603,6 +603,7 @@ end
            tax += taxobj.tax_payable_amount
         end
      end
+     return tax
   end
 
   private