diff --git a/erpnext/hr/doctype/additional_salary_component/additional_salary_component.json b/erpnext/hr/doctype/additional_salary_component/additional_salary_component.json
index 47b0904..e60e5ed 100644
--- a/erpnext/hr/doctype/additional_salary_component/additional_salary_component.json
+++ b/erpnext/hr/doctype/additional_salary_component/additional_salary_component.json
@@ -3,7 +3,7 @@
  "allow_guest_to_view": 0, 
  "allow_import": 0, 
  "allow_rename": 0, 
- "autoname": "field:salary_component", 
+ "autoname": "naming_series:", 
  "beta": 0, 
  "creation": "2018-05-10 12:04:08.396461", 
  "custom": 0, 
@@ -19,6 +19,38 @@
    "bold": 0, 
    "collapsible": 0, 
    "columns": 0, 
+   "fieldname": "naming_series", 
+   "fieldtype": "Select", 
+   "hidden": 0, 
+   "ignore_user_permissions": 0, 
+   "ignore_xss_filter": 0, 
+   "in_filter": 0, 
+   "in_global_search": 0, 
+   "in_list_view": 0, 
+   "in_standard_filter": 0, 
+   "label": "Series", 
+   "length": 0, 
+   "no_copy": 0, 
+   "options": "ASC-", 
+   "permlevel": 0, 
+   "precision": "", 
+   "print_hide": 0, 
+   "print_hide_if_no_value": 0, 
+   "read_only": 0, 
+   "remember_last_selected_value": 0, 
+   "report_hide": 0, 
+   "reqd": 1, 
+   "search_index": 0, 
+   "set_only_once": 0, 
+   "translatable": 0, 
+   "unique": 0
+  }, 
+  {
+   "allow_bulk_edit": 0, 
+   "allow_on_submit": 0, 
+   "bold": 0, 
+   "collapsible": 0, 
+   "columns": 0, 
    "fieldname": "company", 
    "fieldtype": "Link", 
    "hidden": 0, 
@@ -306,7 +338,7 @@
  "issingle": 0, 
  "istable": 0, 
  "max_attachments": 0, 
- "modified": "2018-05-10 12:54:06.155708", 
+ "modified": "2018-05-15 19:15:29.612105", 
  "modified_by": "Administrator", 
  "module": "HR", 
  "name": "Additional Salary Component", 
diff --git a/erpnext/hr/doctype/additional_salary_component/additional_salary_component.py b/erpnext/hr/doctype/additional_salary_component/additional_salary_component.py
index 216dea0..7a07ae0 100644
--- a/erpnext/hr/doctype/additional_salary_component/additional_salary_component.py
+++ b/erpnext/hr/doctype/additional_salary_component/additional_salary_component.py
@@ -32,7 +32,7 @@
 		if getdate(sal_start_date) <= getdate(self.from_date):
 			start_date = getdate(self.from_date)
 		if getdate(sal_end_date) > getdate(self.to_date):
-			end_date = getdate(self.end_date)
+			end_date = getdate(self.to_date)
 		no_of_days = date_diff(getdate(end_date), getdate(start_date))
 		return amount_per_day * no_of_days