diff --git a/erpnext/patches/Discount_purchase_cycle.py b/erpnext/patches/Discount_purchase_cycle.py
new file mode 100644
index 0000000..0edc643
--- /dev/null
+++ b/erpnext/patches/Discount_purchase_cycle.py
@@ -0,0 +1,7 @@
+def execute():
+	import webnotes
+	from webnotes.modules.module_manager import reload_doc
+
+	reload_doc('accounts', 'doctype', 'payable_voucher')
+	reload_doc('buying', 'doctype', 'purchase_common')
+	reload_doc('stock', 'doctype', 'purchase_receipt_detail')