diff --git a/erpnext/accounts/doctype/asset_category/asset_category.json b/erpnext/accounts/doctype/asset_category/asset_category.json
index 74762d7..4aa6a7b 100644
--- a/erpnext/accounts/doctype/asset_category/asset_category.json
+++ b/erpnext/accounts/doctype/asset_category/asset_category.json
@@ -59,7 +59,7 @@
    "label": "Depreciation Method", 
    "length": 0, 
    "no_copy": 0, 
-   "options": "\nStraight Line\nDouble Declining Balance", 
+   "options": "\nStraight Line\nDouble Declining Balance\nManual", 
    "permlevel": 0, 
    "precision": "", 
    "print_hide": 0, 
@@ -284,4 +284,4 @@
  "sort_order": "DESC", 
  "track_changes": 0, 
  "track_seen": 0
-}
\ No newline at end of file
+}