diff --git a/src/store/app/tts.ts b/src/store/app/tts.ts
index b3b381294..ecb20e490 100644
--- a/src/store/app/tts.ts
+++ b/src/store/app/tts.ts
@@ -54,7 +54,7 @@ const useTtsPinia = defineStore('ui/tts', () => {
   })
 
   // タブ閉じたときには止める
-  window.addEventListener('unload', () => {
+  window.addEventListener('pagehide', () => {
     stop()
   })