diff --git a/modules/axelor-open-suite/axelor-supplier-management/src/main/resources/domains/PurchaseOrderSupplierLine.xml b/modules/axelor-open-suite/axelor-supplier-management/src/main/resources/domains/PurchaseOrderSupplierLine.xml
index 57caed78..b9ab0871 100644
--- a/modules/axelor-open-suite/axelor-supplier-management/src/main/resources/domains/PurchaseOrderSupplierLine.xml
+++ b/modules/axelor-open-suite/axelor-supplier-management/src/main/resources/domains/PurchaseOrderSupplierLine.xml
@@ -21,6 +21,16 @@
   	
   	<many-to-one name="supplierPartner" ref="com.axelor.apps.base.db.Partner" title="Supplier" initParam="true" index="idx_suppmanage_po_supp_line_supp_partner"/>
   	
+	<!-- sophal -->	
+	<many-to-one name="taxLine" ref="com.axelor.apps.account.db.TaxLine" title="Tax"/>
+	<!-- Total HT -->	
+	<decimal name="exTaxTotal" title="Total W.T." scale="2" precision="20" readonly="true"/>
+	<!-- Total T.V.A. -->
+	<decimal name="taxTotal" title="Total Tax" scale="2" precision="20" readonly="true"/>
+	<!-- Total T.T.C -->
+	<decimal name="inTaxTotal" title="Total A.T.I." scale="2" precision="20" readonly="true"/>
+	<!-- sophal -->
+	
   	<extra-code><![CDATA[
 	
 	   	//STATE SELECT