diff --git a/package.json b/package.json
index a9c7d63..62f50d0 100644
--- a/package.json
+++ b/package.json
@@ -119,7 +119,7 @@
     "eslint-plugin-yml": "^1.19.1",
     "gh-changelogen": "^0.2.8",
     "h3": "^1.15.5",
-    "hono": "^3.12.12",
+    "hono": "^4.0.0",
     "knip": "^5.86.0",
     "lint-staged": "^15.5.2",
     "miniflare": "^3.20250718.3",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index b379a70..602928a 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -103,8 +103,8 @@ importers:
         specifier: ^1.15.5
         version: 1.15.5
       hono:
-        specifier: ^3.12.12
-        version: 3.12.12
+        specifier: ^4.0.0
+        version: 4.13.14
       knip:
         specifier: ^5.86.0
         version: 5.86.0(@types/node@24.12.0)(typescript@5.9.3)
@@ -172,7 +172,7 @@ importers:
     devDependencies:
       bun-types:
         specifier: latest
-        version: 1.3.14
+        version: 1.4.4
 
   playground/deno:
     devDependencies:
@@ -1545,8 +1545,8 @@ packages:
     engines: {node: '>=10'}
     hasBin: true
 
-  bun-types@1.3.14:
-    resolution: {integrity: sha512-4N0ig0fEomHt5R0KCFWjovxow98rIoRwKolrYdCcknNwMekCXRnWEUvgu5soYV8QXtVsrUD8B95MBOZGPvr6KQ==}
+  bun-types@1.4.4:
+    resolution: {integrity: sha512-yjrJh5oGX7mMPKGd19YXyIjmEuj4G4zNC30bs7PM9Az7NQ3ndF3j6hbeRdvJTRQEhJ/FYQwW0a2moweEi2hMxQ==}
 
   busboy@1.6.0:
     resolution: {integrity: sha512-8SFQbg/0hQ9xy3UNTB0YEnsNBbWfhf7RtnzpL7TkBiTBRfrQ9Fxcnz7VJsleJpyp6rVLvXiuORqjlHi5q+PYuA==}
@@ -2106,6 +2106,7 @@ packages:
   eslint@9.39.4:
     resolution: {integrity: sha512-XoMjdBOwe/esVgEvLmNsD3IRHkm7fbKIUGvrleloJXUZgDHig2IPWNniv+GwjyJXzuNqVjlr5+4yVUZjycJwfQ==}
     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: '*'
@@ -2389,9 +2390,9 @@ packages:
     resolution: {integrity: sha512-0hJU9SCPvmMzIBdZFqNPXWa6dqh7WdH0cII9y+CyS8rG3nL48Bclra9HmKhVVUHyPWNH5Y7xDwAB7bfgSjkUMQ==}
     engines: {node: '>= 0.4'}
 
-  hono@3.12.12:
-    resolution: {integrity: sha512-5IAMJOXfpA5nT+K0MNjClchzz0IhBHs2Szl7WFAhrFOsbtQsYmNynFyJRg/a3IPsmCfxcrf8txUGiNShXpK5Rg==}
-    engines: {node: '>=16.0.0'}
+  hono@4.13.14:
+    resolution: {integrity: sha512-yhRLQ21U6qa9Hsu2N7Qcbh8tE+WKEcoErjIo56LeSGiGXGp9sA7UpE86Ui9uexb61KakiGwuHMn2QdV7w6i6kQ==}
+    engines: {node: '>=16.9.0'}
 
   hookable@5.5.3:
     resolution: {integrity: sha512-Yc+BQe8SvoXH1643Qez1zqLRmbA5rCL+sSmk6TVos0LWVfNIB7PGncdlId77WzLGSIB5KaWgTaNTs2lNVEI6VQ==}
@@ -5209,9 +5210,10 @@ snapshots:
     transitivePeerDependencies:
       - magicast
 
-  bun-types@1.3.14:
+  bun-types@1.4.4:
     dependencies:
       '@types/node': 20.19.24
+      undici-types: 7.16.0
 
   busboy@1.6.0:
     dependencies:
@@ -6245,7 +6247,7 @@ snapshots:
     dependencies:
       function-bind: 1.1.2
 
-  hono@3.12.12: {}
+  hono@4.13.14: {}
 
   hookable@5.5.3: {}