diff --git a/examples/fastify-basic/package.json b/examples/fastify-basic/package.json
index 089a175..23b882c 100644
--- a/examples/fastify-basic/package.json
+++ b/examples/fastify-basic/package.json
@@ -13,7 +13,7 @@
     "@device-router/storage": "workspace:*",
     "@device-router/types": "workspace:*",
     "@fastify/cookie": "^11.0.1",
-    "fastify": "^5.2.1"
+    "fastify": "^5.8.1"
   },
   "devDependencies": {
     "tsx": "^4.0.0"
diff --git a/packages/middleware-fastify/package.json b/packages/middleware-fastify/package.json
index 17882dd..2e1863f 100644
--- a/packages/middleware-fastify/package.json
+++ b/packages/middleware-fastify/package.json
@@ -61,6 +61,6 @@
   "devDependencies": {
     "@device-router/probe": "workspace:*",
     "@fastify/cookie": "^11.0.1",
-    "fastify": "^5.2.1"
+    "fastify": "^5.8.1"
   }
 }
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index b209d42..11450c3 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -85,8 +85,8 @@ importers:
         specifier: ^11.0.1
         version: 11.0.2
       fastify:
-        specifier: ^5.2.1
-        version: 5.7.4
+        specifier: ^5.8.1
+        version: 5.8.1
     devDependencies:
       tsx:
         specifier: ^4.0.0
@@ -211,8 +211,8 @@ importers:
         specifier: ^11.0.1
         version: 11.0.2
       fastify:
-        specifier: ^5.2.1
-        version: 5.7.4
+        specifier: ^5.8.1
+        version: 5.8.1
 
   packages/middleware-hono:
     dependencies:
@@ -1221,8 +1221,8 @@ packages:
   fastify-plugin@5.1.0:
     resolution: {integrity: sha512-FAIDA8eovSt5qcDgcBvDuX/v0Cjz0ohGhENZ/wpc3y+oZCY2afZ9Baqql3g/lC+OHRnciQol4ww7tuthOb9idw==}
 
-  fastify@5.7.4:
-    resolution: {integrity: sha512-e6l5NsRdaEP8rdD8VR0ErJASeyaRbzXYpmkrpr2SuvuMq6Si3lvsaVy5C+7gLanEkvjpMDzBXWE5HPeb/hgTxA==}
+  fastify@5.8.1:
+    resolution: {integrity: sha512-y0kicFvvn7CYWoPOVLOcvn4YyKQz03DIY7UxmyOy21/J8eXm09R+tmb+tVDBW5h+pja30cHI5dqUcSlvY86V2A==}
 
   fastq@1.20.1:
     resolution: {integrity: sha512-GGToxJ/w1x32s/D2EKND7kTil4n8OVk/9mycTc4VDza13lOvpUZTGX3mFSCtV9ksdGBVzvsyAVLM6mHFThxXxw==}
@@ -2948,7 +2948,7 @@ snapshots:
 
   fastify-plugin@5.1.0: {}
 
-  fastify@5.7.4:
+  fastify@5.8.1:
     dependencies:
       '@fastify/ajv-compiler': 4.0.5
       '@fastify/error': 4.2.0