diff --git a/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.json b/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.json
index f4c0b46..4a09789 100755
--- a/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.json
+++ b/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.json
@@ -1701,6 +1701,29 @@
    "allow_on_submit": 1, 
    "bold": 0, 
    "collapsible": 0, 
+   "fieldname": "letter_head", 
+   "fieldtype": "Link", 
+   "hidden": 0, 
+   "ignore_user_permissions": 0, 
+   "in_filter": 0, 
+   "in_list_view": 0, 
+   "label": "Letter Head", 
+   "no_copy": 0, 
+   "options": "Letter Head", 
+   "permlevel": 0, 
+   "precision": "", 
+   "print_hide": 1, 
+   "read_only": 0, 
+   "report_hide": 0, 
+   "reqd": 0, 
+   "search_index": 0, 
+   "set_only_once": 0, 
+   "unique": 0
+  }, 
+  {
+   "allow_on_submit": 1, 
+   "bold": 0, 
+   "collapsible": 0, 
    "fieldname": "select_print_heading", 
    "fieldtype": "Link", 
    "hidden": 0, 
@@ -2242,7 +2265,7 @@
  "is_submittable": 1, 
  "issingle": 0, 
  "istable": 0, 
- "modified": "2015-09-30 08:52:56.789115", 
+ "modified": "2015-10-12 06:23:32.141069", 
  "modified_by": "Administrator", 
  "module": "Accounts", 
  "name": "Purchase Invoice",