diff --git a/src/locales/zh_Hans.json b/src/locales/zh_Hans.json
index d899888e..92c43e0c 100644
--- a/src/locales/zh_Hans.json
+++ b/src/locales/zh_Hans.json
@@ -137,7 +137,9 @@
         "creator_liked": "创作者点赞了",
         "playback_speed": "播放速度",
         "invalid_input": "无效输入",
-        "prefer_hls": "HLS 优先于 DASH"
+        "prefer_hls": "HLS 优先于 DASH",
+        "mark_as_unwatched": "标记为未观看",
+        "mark_as_watched": "标记为已观看"
     },
     "video": {
         "sponsor_segments": "赞助商部分",