diff --git a/tasks/flightradar24/frontend/static/index.html b/tasks/flightradar24/frontend/static/index.html
index 31a74be..3b7cfaa 100644
--- a/tasks/flightradar24/frontend/static/index.html
+++ b/tasks/flightradar24/frontend/static/index.html
@@ -62,16 +62,11 @@ L.tileLayer('https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png', {
   maxZoom: 18,
 }).addTo(map);
 
-// plane SVG icon, rotated by heading
+// plane icon rotated by heading
 function planeIcon(heading) {
   const deg = heading || 0;
-  const svg = `<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24"
-    style="transform:rotate(${deg}deg);transform-origin:center">
-    <path fill="#58a6ff" stroke="#0d1117" stroke-width="0.5"
-      d="M12 2 L15 9 L22 10 L17 15 L18.5 22 L12 19 L5.5 22 L7 15 L2 10 L9 9 Z"/>
-  </svg>`;
   return L.divIcon({
-    html: svg,
+    html: `<div style="font-size:20px;transform:rotate(${deg}deg);transform-origin:center;line-height:1;">✈</div>`,
     className: '',
     iconSize: [24, 24],
     iconAnchor: [12, 12],
@@ -103,7 +98,7 @@ function closePopup() {
 
 async function refresh() {
   try {
-    const res = await fetch('/api/aircraft/live?minutes=10');
+    const res = await fetch('/api/aircraft/live?minutes=60');
     if (!res.ok) throw new Error('HTTP ' + res.status);
     const geojson = await res.json();
     const features = geojson.features || [];