diff --git a/plugins/playback-speed/front.js b/plugins/playback-speed/front.js
index 7d970e22..54cac30c 100644
--- a/plugins/playback-speed/front.js
+++ b/plugins/playback-speed/front.js
@@ -73,5 +73,5 @@ module.exports = () => {
 	document.addEventListener('apiLoaded', e => {
 		observePopupContainer();
 		observeVideo();
-	})
+	}, { once: true, passive: true })
 };