diff --git a/erpnext/patches/v10_0/added_extra_gst_custom_field_in_gstr2.py b/erpnext/patches/v10_0/added_extra_gst_custom_field_in_gstr2.py
index 185e20d..d48c288 100644
--- a/erpnext/patches/v10_0/added_extra_gst_custom_field_in_gstr2.py
+++ b/erpnext/patches/v10_0/added_extra_gst_custom_field_in_gstr2.py
@@ -13,6 +13,7 @@
 		set reqd = 0, `default` = ''
 		where fieldname = 'reason_for_issuing_document'
 	""")
-
-	frappe.db.sql("""delete from `tabCustom Field` where dt = 'Purchase Invoice'
-		and fieldname in ('port_code', 'shipping_bill_number', 'shipping_bill_date')""")
\ No newline at end of file
+	
+	for doctype in ["Sales Invoice", "Delivery Note", "Purchase Invoice"]:
+		frappe.db.sql("""delete from `tabCustom Field` where dt = %s
+			and fieldname in ('port_code', 'shipping_bill_number', 'shipping_bill_date')""", doctype)
\ No newline at end of file