diff --git a/svelte/src/file_viewer/StatsSocket.js b/svelte/src/file_viewer/StatsSocket.js
index e2b2a6e..c35546e 100644
--- a/svelte/src/file_viewer/StatsSocket.js
+++ b/svelte/src/file_viewer/StatsSocket.js
@@ -22,7 +22,7 @@ export const stats = readable(
 	results,
 	(set) => {
 		start_sock(set)
-		return stop_sock
+		return () => stop_sock(set)
 	},
 );