diff --git a/src/subtitle/BilingualSubtitleManager.js b/src/subtitle/BilingualSubtitleManager.js
index 65a2c28..de7743c 100644
--- a/src/subtitle/BilingualSubtitleManager.js
+++ b/src/subtitle/BilingualSubtitleManager.js
@@ -12,7 +12,7 @@ export class BilingualSubtitleManager {
   #captionWindowEl = null;
   #paperEl = null;
   #currentSubtitleIndex = -1;
-  #preTranslateSeconds = 120;
+  #preTranslateSeconds = 90;
   #throttleSeconds = 30;
   #setting = {};
   #isAdPlaying = false;