diff --git a/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.py b/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.py
index 9599d1f..08e3d10 100644
--- a/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.py
+++ b/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.py
@@ -750,7 +750,7 @@
 		self.db_set('on_hold', 0)
 		self.db_set('release_date', None)
 
-  def set_tax_withholding(self):
+	def set_tax_withholding(self):
 		"""
 			1. Get TDS Configurations against Supplier
 		"""
@@ -812,4 +812,3 @@
 def make_inter_company_sales_invoice(source_name, target_doc=None):
 	from erpnext.accounts.doctype.sales_invoice.sales_invoice import make_inter_company_invoice
 	return make_inter_company_invoice("Purchase Invoice", source_name, target_doc)
-
diff --git a/erpnext/accounts/utils.py b/erpnext/accounts/utils.py
index 8c86887..a33f867 100644
--- a/erpnext/accounts/utils.py
+++ b/erpnext/accounts/utils.py
@@ -602,7 +602,7 @@
 	invoice = 'Sales Invoice' if erpnext.get_party_account_type(party_type) == 'Receivable' else 'Purchase Invoice'
 	held_invoices = get_held_invoices(party_type, party)
 
-  invoice_list = frappe.db.sql("""
+	invoice_list = frappe.db.sql("""
 		select
 			voucher_no, voucher_type, posting_date, ifnull(sum({dr_or_cr}), 0) as invoice_amount,
 			(