diff --git a/erpnext/crm/doctype/appointment/appointment.json b/erpnext/crm/doctype/appointment/appointment.json
index aee16f7..ec63420 100644
--- a/erpnext/crm/doctype/appointment/appointment.json
+++ b/erpnext/crm/doctype/appointment/appointment.json
@@ -1,5 +1,5 @@
 {
- "autoname": "format:APMT-{scheduled_time}-{####}",
+ "autoname": "format:APMT-{customer_name}-{####}",
  "creation": "2019-08-27 10:48:27.926283",
  "doctype": "DocType",
  "editable_grid": 1,
@@ -48,7 +48,7 @@
    "reqd": 1
   }
  ],
- "modified": "2019-09-03 14:07:16.837591",
+ "modified": "2019-09-09 12:23:33.611408",
  "modified_by": "Administrator",
  "module": "CRM",
  "name": "Appointment",