diff --git a/Emby.Server.Implementations/Localization/Core/zh-CN.json b/Emby.Server.Implementations/Localization/Core/zh-CN.json
index e98047a369..3ae0fe5e77 100644
--- a/Emby.Server.Implementations/Localization/Core/zh-CN.json
+++ b/Emby.Server.Implementations/Localization/Core/zh-CN.json
@@ -114,5 +114,6 @@
     "TaskCleanCache": "清理缓存目录",
     "TasksApplicationCategory": "应用程序",
     "TasksMaintenanceCategory": "维护",
-    "TaskCleanActivityLog": "清理程序日志"
+    "TaskCleanActivityLog": "清理程序日志",
+    "TaskCleanActivityLogDescription": "删除早于设置时间的活动日志条目。"
 }