diff --git a/erpnext/controllers/recurring_document.py b/erpnext/controllers/recurring_document.py
index 182b5b7..f83df2b 100644
--- a/erpnext/controllers/recurring_document.py
+++ b/erpnext/controllers/recurring_document.py
@@ -89,7 +89,7 @@
 		date_field: posting_date,
 		"from_date": from_date,
 		"to_date": to_date,
-        "next_date": get_next_date(from_date, mcount,cint(reference_doc.repeat_on_day_of_month))
+		"next_date": get_next_date(from_date, mcount,cint(reference_doc.repeat_on_day_of_month))
 	})
 
 	# copy document fields