Update purchase_invoice_item.json
diff --git a/erpnext/accounts/doctype/purchase_invoice_item/purchase_invoice_item.json b/erpnext/accounts/doctype/purchase_invoice_item/purchase_invoice_item.json
index 8d89828..213bad8 100755
--- a/erpnext/accounts/doctype/purchase_invoice_item/purchase_invoice_item.json
+++ b/erpnext/accounts/doctype/purchase_invoice_item/purchase_invoice_item.json
@@ -757,7 +757,6 @@
    "oldfieldtype": "Currency", 
    "options": "Company:company:default_currency", 
    "permlevel": 0, 
-   "precision": "9", 
    "print_hide": 1, 
    "print_hide_if_no_value": 0, 
    "read_only": 1, 
@@ -1954,4 +1953,4 @@
  "sort_order": "DESC", 
  "track_changes": 0, 
  "track_seen": 0
-}
\ No newline at end of file
+}