diff --git a/models/sale_order.py b/models/sale_order.py
index 4b91826fedae9c90d22e1eabdacd8da19c8b01bb..d5052d350c7be1df3758191174e63b7ad1e12e2b 100644
--- a/models/sale_order.py
+++ b/models/sale_order.py
@@ -24,7 +24,7 @@ class SaleOrder(models.Model):
     )
 
     # ------------------------------------------------------
-    # Fields declaration
+    # Business method
     # ------------------------------------------------------
     def clean_sale_order(self):
         current_inter = list()