diff --git a/erpnext/patches/mar_2012/__init__.py b/erpnext/patches/mar_2012/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/erpnext/patches/mar_2012/__init__.py
diff --git a/erpnext/patches/mar_2012/pos_invoice_fix.py b/erpnext/patches/mar_2012/pos_invoice_fix.py
new file mode 100644
index 0000000..9905f00
--- /dev/null
+++ b/erpnext/patches/mar_2012/pos_invoice_fix.py
@@ -0,0 +1,5 @@
+def execute():
+	import webnotes
+	webnotes.conn.sql("DELETE FROM `tabDocFormat` WHERE format='POS Invoice'")
+	from webnotes.modules.modules_manager import reload_doc
+	reload_doc('accounts', 'Print Format', 'POS Invoice')