diff --git a/erpnext/buying/doctype/purchase_order/purchase_order.js b/erpnext/buying/doctype/purchase_order/purchase_order.js
index 2ee282f..6c862c4 100644
--- a/erpnext/buying/doctype/purchase_order/purchase_order.js
+++ b/erpnext/buying/doctype/purchase_order/purchase_order.js
@@ -450,14 +450,15 @@
 			primary_action: function() {
 				var data = d.get_values();
 				frappe.call({
-					method: "erpnext.buying.doctype.purchase_order.purchase_order.update_reason_for_hold",
+					method: "frappe.desk.form.utils.add_comment",
 					args: {
-						data: data.reason_for_hold,
-						name: me.frm.doc.name
+						reference_doctype: me.frm.doctype,
+						reference_name: me.frm.docname,
+						content: __('Reason for hold:')+data.reason_for_hold,
+						comment_email: frappe.session.user
 					},
 					callback: function(r) {
 						if(!r.exc) {
-							me.frm.set_value("reason_for_hold", data.reason_for_hold);
 							me.update_status('Hold', 'On Hold')
 							d.hide();
 						}
diff --git a/erpnext/buying/doctype/purchase_order/purchase_order.json b/erpnext/buying/doctype/purchase_order/purchase_order.json
index cda3288..4bd9d46 100644
--- a/erpnext/buying/doctype/purchase_order/purchase_order.json
+++ b/erpnext/buying/doctype/purchase_order/purchase_order.json
@@ -3398,40 +3398,7 @@
    "bold": 0,
    "collapsible": 0,
    "columns": 0,
-   "depends_on": "eval:doc.status === 'On Hold'",
-   "fetch_if_empty": 0,
-   "fieldname": "reason_for_hold",
-   "fieldtype": "Text",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 1,
-   "in_standard_filter": 0,
-   "label": "Reason for Hold",
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 1,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
-  },
-  {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
+   "depends_on": "",
    "fetch_if_empty": 0,
    "fieldname": "ref_sq",
    "fieldtype": "Data",
@@ -4016,7 +3983,7 @@
  "issingle": 0,
  "istable": 0,
  "max_attachments": 0,
- "modified": "2019-03-11 11:12:32.663129",
+ "modified": "2019-03-12 12:44:54.454670",
  "modified_by": "mangesh@iwebnotes.com",
  "module": "Buying",
  "name": "Purchase Order",
diff --git a/erpnext/buying/doctype/purchase_order/purchase_order.py b/erpnext/buying/doctype/purchase_order/purchase_order.py
index f294ee4..bbe8128 100644
--- a/erpnext/buying/doctype/purchase_order/purchase_order.py
+++ b/erpnext/buying/doctype/purchase_order/purchase_order.py
@@ -301,10 +301,6 @@
 		else:
 			self.db_set("per_received", 0, update_modified=False)
 
-@frappe.whitelist()
-def update_reason_for_hold(name, data):
-	frappe.db.set_value('Purchase Order', name, 'reason_for_hold', data)
-
 def item_last_purchase_rate(name, conversion_rate, item_code, conversion_factor= 1.0):
 	"""get last purchase rate for an item"""