diff --git a/src/components/AddTrackModal.svelte b/src/components/AddTrackModal.svelte
index fd549f7e..0a5c16b1 100644
--- a/src/components/AddTrackModal.svelte
+++ b/src/components/AddTrackModal.svelte
@@ -10,6 +10,7 @@
   let processed_last_submit = true;
   import Toastify from "toastify-js";
   import "toastify-js/src/toastify.css";
+  $: smart_track_min_duration_placeholder = parseInt(tracklength || 0) * 0.369;
   function submit() {
     if (processed_last_submit === true) {
       processed_last_submit = false;