diff --git a/erpnext/patches/v12_0/generate_leave_ledger_entries.py b/erpnext/patches/v12_0/generate_leave_ledger_entries.py
index 9c638ab..b8e82ef 100644
--- a/erpnext/patches/v12_0/generate_leave_ledger_entries.py
+++ b/erpnext/patches/v12_0/generate_leave_ledger_entries.py
@@ -7,6 +7,7 @@
 def execute():
     """ Generates leave ledger entries for leave allocation/application/encashment
         for last allocation """
+    frappe.reload_doc("HR","doctype", "Leave Ledger Entry")
     if frappe.db.a_row_exists("Leave Ledger Entry"):
         return