diff --git a/lang/zh.json b/lang/zh.json
index 8fcb833c..77da7547 100644
--- a/lang/zh.json
+++ b/lang/zh.json
@@ -652,6 +652,7 @@
     "currency": "主要貨幣",
     "contact": "聯絡",
     "category": "分類",
+    "uncategorized": "Uncategorized",
     "from_date": "啟始日",
     "to_date": "終止日",
     "expense_date": "日期",
@@ -1649,6 +1650,7 @@
   "pdf_total_tax_label": "稅項總額",
   "pdf_tax_types_label": "稅收類型",
   "pdf_expenses_label": "支出",
+  "pdf_expense_group_total_label": "Group total:",
   "pdf_bill_to": "帳單地址,",
   "pdf_ship_to": "送貨地址,",
   "pdf_received_from": "接收自",