diff --git a/strings/ko.json b/strings/ko.json
index e1112419..06880451 100644
--- a/strings/ko.json
+++ b/strings/ko.json
@@ -136,7 +136,7 @@
   "LabelDownload": "다운로드",
   "LabelDownloadUsingCellular": "셀룰러를 사용하여 다운로드",
   "LabelDownloaded": "다운로드됨",
-  "LabelDuration": "Duration",
+  "LabelDuration": "기간",
   "LabelEbook": "전자책",
   "LabelEbooks": "전자책",
   "LabelEnable": "활성화",