diff --git a/patches/january_2013/update_number_format.py b/patches/january_2013/update_number_format.py
new file mode 100644
index 00000000000..96284a6f792
--- /dev/null
+++ b/patches/january_2013/update_number_format.py
@@ -0,0 +1,18 @@
+from __future__ import unicode_literals
+
+import webnotes
+
+def execute():
+	from webnotes.country_info import get_all
+	data = get_all()
+
+	webnotes.reload_doc("setup", "doctype", "currency")	
+	
+	for c in data:
+		info = webnotes._dict(data[c])
+		if webnotes.conn.exists("Currency", info.currency):
+			doc = webnotes.doc("Currency", info.currency)
+			doc.fields.update({
+				"number_format": info.number_format,
+			})
+			doc.save()