diff --git a/src/locales/zh-CN.json b/src/locales/zh-CN.json
index 27e86e43..38a5bede 100644
--- a/src/locales/zh-CN.json
+++ b/src/locales/zh-CN.json
@@ -1,7 +1,7 @@
 {
   "todayButton": "今天",
   "nextMonth": "下个月",
-  "previousMonth": "前一个月",
+  "previousMonth": "上个月",
   "nextYear": "明年",
   "previousYear": "去年",
   "weekdays": [