diff --git a/package.json b/package.json
index ea36a06..cef600d 100644
--- a/package.json
+++ b/package.json
@@ -27,7 +27,7 @@
     "react-dom": "^19.0.0",
     "three": "^0.169.0",
     "three-mesh-bvh": "^0.9.13",
-    "supercluster": "^8.0.1",
+    "supercluster": "^9.1.0",
     "3d-tiles-renderer": "^0.5.0",
     "@mdi/js": "^7.4.47",
     "@mdi/react": "^1.6.1",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index e1601b4..9db4a26 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -45,8 +45,8 @@ importers:
         specifier: ^19.0.0
         version: 19.2.8(react@19.2.8)
       supercluster:
-        specifier: ^8.0.1
-        version: 8.0.1
+        specifier: ^9.1.0
+        version: 9.1.0
       three:
         specifier: ^0.169.0
         version: 0.169.0
@@ -1008,6 +1008,7 @@ packages:
   eslint@9.39.5:
     resolution: {integrity: sha512-DgZS62aPLXKlnxILS/AYCoRvHaZeXceIzlXPkkGGzJWSow1aEk0lbTlxUSlyjC8jcaKxAdOnTDz+o1JFSBsyjw==}
     engines: {node: ^18.18.0 || ^20.9.0 || >=21.1.0}
+    deprecated: This version is no longer supported. Please see https://eslint.org/version-support for other options.
     hasBin: true
     peerDependencies:
       jiti: '*'
@@ -1465,6 +1466,9 @@ packages:
   supercluster@8.0.1:
     resolution: {integrity: sha512-IiOea5kJ9iqzD2t7QJq/cREyLHTtSmUT6gQsweojg9WH2sYJqZK9SswTu6jrscO6D1G5v5vYZ9ru/eq85lXeZQ==}
 
+  supercluster@9.1.0:
+    resolution: {integrity: sha512-WMhsJPm8Tf9f5mKxJ1D0mB5tbCMOFi8wTrm/LGnsJHGg8xkeNT/TWDZuFauOGRISnclbYgnxD7g3xJAfQO3FLg==}
+
   supports-color@7.2.0:
     resolution: {integrity: sha512-qpCAvRl9stuOHveKsn7HncJRvv501qIacKzQlO/+Lwxc9+0q2wLyv4Dfvt80/DPn2pqOBsJdDiogXGR9+OvwRw==}
     engines: {node: '>=8'}
@@ -2983,6 +2987,11 @@ snapshots:
     dependencies:
       kdbush: 4.1.0
 
+  supercluster@9.1.0:
+    dependencies:
+      '@types/geojson': 7946.0.16
+      kdbush: 4.1.0
+
   supports-color@7.2.0:
     dependencies:
       has-flag: 4.0.0