diff --git a/example/package.json b/example/package.json
index c9a86dd..04ce4ac 100644
--- a/example/package.json
+++ b/example/package.json
@@ -20,7 +20,7 @@
     "@hono/node-server": "2.1.1",
     "@stylistic/eslint-plugin": "5.10.0",
     "@types/aws-lambda": "8.10.162",
-    "@types/node": "26.3.0",
+    "@types/node": "26.4.0",
     "@typescript/native": "npm:typescript@^7.0.2",
     "aws-cdk": "2.1139.0",
     "esbuild": "0.28.2",
diff --git a/package/package.json b/package/package.json
index b24e087..9cd9c2e 100644
--- a/package/package.json
+++ b/package/package.json
@@ -46,7 +46,7 @@
   "devDependencies": {
     "@eslint/js": "10.0.1",
     "@stylistic/eslint-plugin": "5.10.0",
-    "@types/node": "26.3.0",
+    "@types/node": "26.4.0",
     "@typescript/native": "npm:typescript@^7.0.2",
     "eslint": "10.9.1",
     "eslint-import-resolver-typescript": "4.4.5",