Update purchase_register.py
diff --git a/accounts/report/purchase_register/purchase_register.py b/accounts/report/purchase_register/purchase_register.py
index 655cf8c..0fbe451 100644
--- a/accounts/report/purchase_register/purchase_register.py
+++ b/accounts/report/purchase_register/purchase_register.py
@@ -58,7 +58,7 @@
 			row.append(invoice_tax_map.get(inv.name, {}).get(tax_acc))
 
 		# total tax, grand total, outstanding amount & rounded total
-		row += [inv.other_charges_total, inv.grand_total, flt(inv.grand_total, 2), \
+		row += [inv.total_tax, inv.grand_total, flt(inv.grand_total, 2), \
 			inv.outstanding_amount]
 		data.append(row)
 	
@@ -164,4 +164,4 @@
 		where name in (%s)""" % ", ".join(["%s"]*len(accounts)), tuple(accounts), as_dict=1):
 			account_map[acc.name] = acc.parent_account
 						
-	return account_map	
\ No newline at end of file
+	return account_map