diff --git a/erpnext/accounts/doctype/account/account.js b/erpnext/accounts/doctype/account/account.js
index 411b90f84ee..ff44723afee 100644
--- a/erpnext/accounts/doctype/account/account.js
+++ b/erpnext/accounts/doctype/account/account.js
@@ -22,8 +22,7 @@ frappe.ui.form.on("Account", {
 		// hide fields if group
 		frm.toggle_display(["tax_rate"], cint(frm.doc.is_group) == 0);
 
-		// disable fields
-		frm.toggle_enable(["is_group", "company"], false);
+		frm.toggle_enable(["is_group", "company", "account_number"], frm.is_new());
 
 		if (cint(frm.doc.is_group) == 0) {
 			frm.toggle_display("freeze_account", frm.doc.__onload && frm.doc.__onload.can_freeze_account);
diff --git a/erpnext/accounts/doctype/account/account.json b/erpnext/accounts/doctype/account/account.json
index a009a758a1b..97c1d4ae65a 100644
--- a/erpnext/accounts/doctype/account/account.json
+++ b/erpnext/accounts/doctype/account/account.json
@@ -55,8 +55,7 @@
    "fieldtype": "Data",
    "in_list_view": 1,
    "in_standard_filter": 1,
-   "label": "Account Number",
-   "read_only": 1
+   "label": "Account Number"
   },
   {
    "default": "0",
@@ -74,7 +73,6 @@
    "oldfieldname": "company",
    "oldfieldtype": "Link",
    "options": "Company",
-   "read_only": 1,
    "remember_last_selected_value": 1,
    "reqd": 1
   },