diff --git a/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.py b/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.py
index 775d255..de3927e 100644
--- a/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.py
+++ b/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.py
@@ -162,6 +162,7 @@
 		if tds_category and not for_validate:
 			self.apply_tds = 1
 			self.tax_withholding_category = tds_category
+			self.set_onload("supplier_tds", tds_category)
 
 		super(PurchaseInvoice, self).set_missing_values(for_validate)