diff --git a/klabava/index.html b/klabava/index.html
index 6baeb0a..b4032dc 100644
--- a/klabava/index.html
+++ b/klabava/index.html
@@ -6,9 +6,9 @@
   <meta name="robots" content="noindex,nofollow">
   <meta name="theme-color" content="#e7ebe3">
   <title>Klabava | Rodinný dům</title>
-  <link rel="stylesheet" href="./css/app.css">
-  <link rel="stylesheet" href="./css/web.css">
-  <link rel="stylesheet" href="./css/klabava.css">
+  <link rel="stylesheet" href="./css/app.css?v=20261031b">
+  <link rel="stylesheet" href="./css/web.css?v=20261031b">
+  <link rel="stylesheet" href="./css/klabava.css?v=20261031b">
   <script type="importmap">
     {"imports":{"three":"https://cdn.jsdelivr.net/npm/three@0.180.0/build/three.module.js","three/addons/":"https://cdn.jsdelivr.net/npm/three@0.180.0/examples/jsm/"}}
   </script>
@@ -120,6 +120,6 @@
   <div id="toast" role="status" aria-live="polite"></div>
   <div id="webStatus">Pracovní model · Klabava 66/17</div>
 
-  <script type="module" src="./js/klabava.js"></script>
+  <script type="module" src="./js/klabava.js?v=20261031b"></script>
 </body>
 </html>
diff --git a/klabava/js/klabava.js b/klabava/js/klabava.js
index e18e8ec..fc08ddd 100644
--- a/klabava/js/klabava.js
+++ b/klabava/js/klabava.js
@@ -190,7 +190,7 @@ function buildGround() {
 
   // Parcel outline is intentionally thin and diagrammatic; the supplied survey has no parcel staking coordinates.
   const border = [nw, ne, se, sw].map(([x, z]) => [x, groundHeight(x, z) + 0.045, z]);
-  borderGroup.add(line(boundaryGroup, 'Grafická hranice parcely 66/17', [...border, border[0]], 0x4f694f, 0.95));
+  line(boundaryGroup, 'Grafická hranice parcely 66/17', [...border, border[0]], 0x4f694f, 0.95);
   for (let i = 0; i < border.length; i++) {
     const [x, y, z] = border[i];
     const post = mesh(new THREE.CylinderGeometry(0.035, 0.035, 0.12, 6), mats.frame, boundaryGroup, `Orientační lom hranice ${i + 1}`);