diff --git a/erpnext/patches.txt b/erpnext/patches.txt
index 3e4bc81..8204037 100644
--- a/erpnext/patches.txt
+++ b/erpnext/patches.txt
@@ -94,3 +94,4 @@
 erpnext.patches.v4_2.update_landed_cost_voucher
 erpnext.patches.v4_2.set_item_has_batch
 erpnext.patches.v4_2.update_stock_uom_for_dn_in_sle
+erpnext.patches.v4_2.repost_reserved_qty
\ No newline at end of file
diff --git a/erpnext/patches/v4_2/repost_reserved_qty.py b/erpnext/patches/v4_2/repost_reserved_qty.py
new file mode 100644
index 0000000..04dfb77
--- /dev/null
+++ b/erpnext/patches/v4_2/repost_reserved_qty.py
@@ -0,0 +1,12 @@
+# Copyright (c) 2013, Web Notes Technologies Pvt. Ltd. and Contributors
+# License: GNU General Public License v3. See license.txt
+
+from __future__ import unicode_literals
+import frappe
+from erpnext.utilities.repost_stock import update_bin_qty, get_reserved_qty
+
+def execute():
+	for item_code, warehouse in frappe.db.sql("select item_code, warehouse from tabBin where ifnull(reserved_qty, 0) < 0"):
+		update_bin_qty(item_code, warehouse, {
+			"reserved_qty": get_reserved_qty(item_code, warehouse)
+		})
\ No newline at end of file