diff --git a/erpnext/setup/doctype/company/company.json b/erpnext/setup/doctype/company/company.json
index e6ec496a65e..98e46d42b0c 100644
--- a/erpnext/setup/doctype/company/company.json
+++ b/erpnext/setup/doctype/company/company.json
@@ -125,7 +125,8 @@
    "label": "Abbr",
    "oldfieldname": "abbr",
    "oldfieldtype": "Data",
-   "reqd": 1
+   "reqd": 1,
+   "set_only_once": 1
   },
   {
    "depends_on": "eval:!doc.__islocal && in_list(frappe.user_roles, \"System Manager\")",
diff --git a/erpnext/setup/doctype/company/company.py b/erpnext/setup/doctype/company/company.py
index 2e78168b8b6..0b1b4a1ec02 100644
--- a/erpnext/setup/doctype/company/company.py
+++ b/erpnext/setup/doctype/company/company.py
@@ -399,44 +399,6 @@ class Company(NestedSet):
 		if not frappe.db.get_value('GL Entry', {'company': self.name}):
 			frappe.db.sql("delete from `tabProcess Deferred Accounting` where company=%s", self.name)
 
-@frappe.whitelist()
-def enqueue_replace_abbr(company, old, new):
-	kwargs = dict(queue="long", company=company, old=old, new=new)
-	frappe.enqueue('erpnext.setup.doctype.company.company.replace_abbr', **kwargs)
-
-
-@frappe.whitelist()
-def replace_abbr(company, old, new):
-	new = new.strip()
-	if not new:
-		frappe.throw(_("Abbr can not be blank or space"))
-
-	frappe.only_for("System Manager")
-
-	def _rename_record(doc):
-		parts = doc[0].rsplit(" - ", 1)
-		if len(parts) == 1 or parts[1].lower() == old.lower():
-			frappe.rename_doc(dt, doc[0], parts[0] + " - " + new, force=True)
-
-	def _rename_records(dt):
-		# rename is expensive so let's be economical with memory usage
-		doc = (d for d in frappe.db.sql("select name from `tab%s` where company=%s" % (dt, '%s'), company))
-		for d in doc:
-			_rename_record(d)
-	try:
-		frappe.db.auto_commit_on_many_writes = 1
-		frappe.db.set_value("Company", company, "abbr", new)
-		for dt in ["Warehouse", "Account", "Cost Center", "Department",
-				"Sales Taxes and Charges Template", "Purchase Taxes and Charges Template"]:
-			_rename_records(dt)
-			frappe.db.commit()
-
-	except Exception:
-		frappe.log_error(title=_('Abbreviation Rename Error'))
-	finally:
-		frappe.db.auto_commit_on_many_writes = 0
-
-
 def get_name_with_abbr(name, company):
 	company_abbr = frappe.get_cached_value('Company',  company,  "abbr")
 	parts = name.split(" - ")