Update update_start_end_date_for_old_shift_assignment.py
diff --git a/erpnext/patches/v13_0/update_start_end_date_for_old_shift_assignment.py b/erpnext/patches/v13_0/update_start_end_date_for_old_shift_assignment.py
index e9dafd4..7c07b98 100644
--- a/erpnext/patches/v13_0/update_start_end_date_for_old_shift_assignment.py
+++ b/erpnext/patches/v13_0/update_start_end_date_for_old_shift_assignment.py
@@ -7,4 +7,4 @@
 
 def execute():
     frappe.reload_doc('hr', 'doctype', 'shift_assignment')
-    frappe.db.sql("update `tabShift Assignment` set end_date=date, start_date=date, status='Inactive'  where date IS NOT NULL and start_date IS NULL and end_date IS NULL;")
\ No newline at end of file
+    frappe.db.sql("update `tabShift Assignment` set end_date=date, start_date=date where date IS NOT NULL and start_date IS NULL and end_date IS NULL;")