diff --git a/erpnext/selling/doctype/quotation/quotation.json b/erpnext/selling/doctype/quotation/quotation.json
index 3e38f126726..40d14577b53 100644
--- a/erpnext/selling/doctype/quotation/quotation.json
+++ b/erpnext/selling/doctype/quotation/quotation.json
@@ -910,6 +910,7 @@
    "fieldname": "lost_reasons",
    "fieldtype": "Table MultiSelect",
    "label": "Lost Reasons",
+   "no_copy": 1,
    "options": "Quotation Lost Reason Detail",
    "read_only": 1
   },
@@ -1104,7 +1105,7 @@
  "idx": 82,
  "is_submittable": 1,
  "links": [],
- "modified": "2025-03-03 16:49:20.050303",
+ "modified": "2025-05-27 16:04:39.208077",
  "modified_by": "Administrator",
  "module": "Selling",
  "name": "Quotation",