diff --git a/lang/zh-cn.json b/lang/zh-cn.json
index f481b23c..50f3fca4 100644
--- a/lang/zh-cn.json
+++ b/lang/zh-cn.json
@@ -652,6 +652,7 @@
     "currency": "Currency",
     "contact": "Contact",
     "category": "Category",
+    "uncategorized": "Uncategorized",
     "from_date": "From Date",
     "to_date": "To Date",
     "expense_date": "Date",
@@ -1649,6 +1650,7 @@
   "pdf_total_tax_label": "TOTAL TAX",
   "pdf_tax_types_label": "Tax Types",
   "pdf_expenses_label": "Expenses",
+  "pdf_expense_group_total_label": "Group total:",
   "pdf_bill_to": "Bill to,",
   "pdf_ship_to": "Ship to,",
   "pdf_received_from": "Received from:",