diff --git a/src/components/playing/NowPlaying.astro b/src/components/playing/NowPlaying.astro
index 405646c..e379bd9 100644
--- a/src/components/playing/NowPlaying.astro
+++ b/src/components/playing/NowPlaying.astro
@@ -632,6 +632,9 @@ const dataTrack = (
 
   const ev = new EventSource("/now-playing-sse");
 
+  // close event source safely
+  window.addEventListener("beforeunload", () => ev.close())
+
   let i = -1;
   ev.addEventListener("playing", (event) => {
     i++;