diff --git a/erpnext/controllers/buying_controller.py b/erpnext/controllers/buying_controller.py
index 21c85b7..af05a7e 100644
--- a/erpnext/controllers/buying_controller.py
+++ b/erpnext/controllers/buying_controller.py
@@ -139,7 +139,7 @@
 				self.doc.conversion_rate, self.precision("other_charges_deducted_import"))
 			
 	def calculate_outstanding_amount(self):
-		if self.doc.doctype == "Purchase Invoice" and self.doc.docstatus < 2:
+		if self.doc.doctype == "Purchase Invoice" and self.doc.docstatus == 0:
 			self.doc.total_advance = flt(self.doc.total_advance,
 				self.precision("total_advance"))
 			self.doc.total_amount_to_pay = flt(self.doc.grand_total - flt(self.doc.write_off_amount,
diff --git a/erpnext/controllers/selling_controller.py b/erpnext/controllers/selling_controller.py
index 962a182..e25fe17 100644
--- a/erpnext/controllers/selling_controller.py
+++ b/erpnext/controllers/selling_controller.py
@@ -222,7 +222,7 @@
 		# NOTE: 
 		# write_off_amount is only for POS Invoice
 		# total_advance is only for non POS Invoice
-		if self.doc.doctype == "Sales Invoice" and self.doc.docstatus < 2:
+		if self.doc.doctype == "Sales Invoice" and self.doc.docstatus == 0:
 			self.round_floats_in(self.doc, ["grand_total", "total_advance", "write_off_amount",
 				"paid_amount"])
 			total_amount_to_pay = self.doc.grand_total - self.doc.write_off_amount