diff --git a/erpnext/regional/report/gstr_1/gstr_1.py b/erpnext/regional/report/gstr_1/gstr_1.py
index c9ad8ec88fc..8dc3bb1b5a6 100644
--- a/erpnext/regional/report/gstr_1/gstr_1.py
+++ b/erpnext/regional/report/gstr_1/gstr_1.py
@@ -4,6 +4,7 @@
 from __future__ import unicode_literals
 import frappe, json
 from frappe import _
+from frappe.utils import flt
 from datetime import date
 
 def execute(filters=None):
@@ -483,4 +484,4 @@ class Gstr1Report(object):
 					"width": 120
 				}
 			]
-		self.columns = self.invoice_columns + self.tax_columns + self.other_columns
\ No newline at end of file
+		self.columns = self.invoice_columns + self.tax_columns + self.other_columns