diff --git a/public/locales/zh_Hans/translation.json b/public/locales/zh_Hans/translation.json
index e81e0b78..2884640b 100644
--- a/public/locales/zh_Hans/translation.json
+++ b/public/locales/zh_Hans/translation.json
@@ -163,7 +163,7 @@
     "Step forward 1 frame": "前进 1 帧",
     "Step backward 1 frame": "退后 1 帧",
     "Seeking": "寻找中",
-    "Speed up playback": "加快播放",
+    "Speed up playback": "加快播放速度",
     "Slow down playback": "减缓播放速度",
     "Play/pause": "播放/暂停",
     "Playback": "播放",