diff --git a/frontend/src/i18n/zh-cn.json b/frontend/src/i18n/zh-cn.json
index 00016aad..9d724b85 100644
--- a/frontend/src/i18n/zh-cn.json
+++ b/frontend/src/i18n/zh-cn.json
@@ -45,7 +45,7 @@
     "discardChanges": "放弃更改",
     "saveChanges": "保存更改",
     "editAsText": "以文本形式编辑",
-    "increaseFontSize": "Increase font size",
+    "increaseFontSize": "增大字体大小",
     "decreaseFontSize": "Decrease font size"
   },
   "download": {