diff --git a/erpnext/patches/may_2012/stock_reco_patch.py b/erpnext/patches/may_2012/stock_reco_patch.py
new file mode 100644
index 0000000..7eb050f
--- /dev/null
+++ b/erpnext/patches/may_2012/stock_reco_patch.py
@@ -0,0 +1,17 @@
+def execute():
+	import webnotes
+	from webnotes.modules import reload_doc
+	reload_doc('stock', 'doctype', 'stock_reconciliation')
+
+	sr = webnotes.conn.sql("select name, file_list from `tabStock Reconciliation` where docstatus = 1")
+	for d in sr:
+		if d[1]:
+			filename = d[1].split(',')[1]
+		
+			from webnotes.utils import file_manager
+			fn, content = file_manager.get_file(filename)
+		
+			if not isinstance(content, basestring) and hasattr(content, 'tostring'):
+				content = content.tostring()
+
+			webnotes.conn.sql("update `tabStock Reconciliation` set diff_info = %s where name = %s and ifnull(diff_info, '') = ''", (content, d[0]))