diff --git a/example/package-lock.json b/example/package-lock.json
index 8511f2e..8582260 100644
--- a/example/package-lock.json
+++ b/example/package-lock.json
@@ -12,7 +12,7 @@
         "maplibre-gl-interpolate-heatmap": "^0.0.1"
       },
       "devDependencies": {
-        "@types/node": "^20.14.12",
+        "@types/node": "^22.4.0",
         "typescript": "^5.5.4",
         "vite": "^4.5.0"
       }
@@ -446,12 +446,12 @@
       }
     },
     "node_modules/@types/node": {
-      "version": "20.14.12",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.14.12.tgz",
-      "integrity": "sha512-r7wNXakLeSsGT0H1AU863vS2wa5wBOK4bWMjZz2wj+8nBx+m5PeIn0k8AloSLpRuiwdRQZwarZqHE4FNArPuJQ==",
+      "version": "22.4.0",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-22.4.0.tgz",
+      "integrity": "sha512-49AbMDwYUz7EXxKU/r7mXOsxwFr4BYbvB7tWYxVuLdb2ibd30ijjXINSMAHiEEZk5PCRBmW1gUeisn2VMKt3cQ==",
       "dev": true,
       "dependencies": {
-        "undici-types": "~5.26.4"
+        "undici-types": "~6.19.2"
       }
     },
     "node_modules/@types/pbf": {
@@ -796,9 +796,9 @@
       }
     },
     "node_modules/undici-types": {
-      "version": "5.26.5",
-      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-5.26.5.tgz",
-      "integrity": "sha512-JlCMO+ehdEIKqlFxk6IfVoAUVmgz7cU7zD/h9XZ0qzeosSHmUJVOzSQvvYSYWXkFXC+IfLKSIffhv0sVZup6pA==",
+      "version": "6.19.6",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-6.19.6.tgz",
+      "integrity": "sha512-e/vggGopEfTKSvj4ihnOLTsqhrKRN3LeO6qSN/GxohhuRv8qH9bNQ4B8W7e/vFL+0XTnmHPB4/kegunZGA4Org==",
       "dev": true
     },
     "node_modules/vite": {
diff --git a/example/package.json b/example/package.json
index 1b3addc..6ef1e69 100644
--- a/example/package.json
+++ b/example/package.json
@@ -13,7 +13,7 @@
     "maplibre-gl-interpolate-heatmap": "^0.0.1"
   },
   "devDependencies": {
-    "@types/node": "^20.14.12",
+    "@types/node": "^22.4.0",
     "typescript": "^5.5.4",
     "vite": "^4.5.0"
   }