diff --git a/package-lock.json b/package-lock.json
index fc71fc0..942aad3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -53,7 +53,6 @@
       "resolved": "https://registry.npmjs.org/@babel/core/-/core-7.24.6.tgz",
       "integrity": "sha512-qAHSfAdVyFmIvl0VHELib8xar7ONuSHrE2hLnsaWkYNTI68dmi1x8GYDhJjMI/e7XWal9QBlZkwbOnkcw7Z8gQ==",
       "dev": true,
-      "peer": true,
       "dependencies": {
         "@ampproject/remapping": "^2.2.0",
         "@babel/code-frame": "^7.24.6",
@@ -1570,7 +1569,6 @@
       "resolved": "https://registry.npmjs.org/acorn/-/acorn-8.11.3.tgz",
       "integrity": "sha512-Y9rRfJG5jcKOE0CLisYbojUjIrIEE7AGMzA/Sm4BslANhbS+cDMpgBdcPT91oJ7OuJ9hYJBx59RjbhxVnrF8Xg==",
       "dev": true,
-      "peer": true,
       "bin": {
         "acorn": "bin/acorn"
       },
@@ -2134,7 +2132,6 @@
           "url": "https://github.com/sponsors/ai"
         }
       ],
-      "peer": true,
       "dependencies": {
         "caniuse-lite": "^1.0.30001587",
         "electron-to-chromium": "^1.4.668",
@@ -3049,7 +3046,6 @@
       "resolved": "https://registry.npmjs.org/eslint/-/eslint-8.57.0.tgz",
       "integrity": "sha512-dZ6+mexnaTIbSBZWgou51U6OmzIhYM2VcNdtiTtI7qPNZm35Akpr0f6vtw3w1Kmn5PYo+tZVfh13WrhpS6oLqQ==",
       "dev": true,
-      "peer": true,
       "dependencies": {
         "@eslint-community/eslint-utils": "^4.2.0",
         "@eslint-community/regexpp": "^4.6.1",
@@ -3247,7 +3243,6 @@
       "resolved": "https://registry.npmjs.org/eslint-plugin-import/-/eslint-plugin-import-2.29.1.tgz",
       "integrity": "sha512-BbPC0cuExzhiMo4Ff1BTVwHpjjv28C5R+btTOGaCRC7UEz801up0JadwkeSk5Ued6TG34uaczuVuH6qyy5YUxw==",
       "dev": true,
-      "peer": true,
       "dependencies": {
         "array-includes": "^3.1.7",
         "array.prototype.findlastindex": "^1.2.3",
@@ -3309,7 +3304,6 @@
       "resolved": "https://registry.npmjs.org/eslint-plugin-n/-/eslint-plugin-n-15.7.0.tgz",
       "integrity": "sha512-jDex9s7D/Qial8AGVIHq4W7NswpUD5DPDL2RH8Lzd9EloWUuvUkHfv4FRLMipH5q2UtyurorBkPeNi1wVWNh3Q==",
       "dev": true,
-      "peer": true,
       "dependencies": {
         "builtins": "^5.0.1",
         "eslint-plugin-es": "^4.1.0",
@@ -3335,7 +3329,6 @@
       "resolved": "https://registry.npmjs.org/eslint-plugin-promise/-/eslint-plugin-promise-6.2.0.tgz",
       "integrity": "sha512-QmAqwizauvnKOlifxyDj2ObfULpHQawlg/zQdgEixur9vl0CvZGv/LCJV2rtj3210QCoeGBzVMfMXqGAOr/4fA==",
       "dev": true,
-      "peer": true,
       "engines": {
         "node": "^12.22.0 || ^14.17.0 || >=16.0.0"
       },
@@ -3351,7 +3344,6 @@
       "resolved": "https://registry.npmjs.org/eslint-plugin-react/-/eslint-plugin-react-7.34.2.tgz",
       "integrity": "sha512-2HCmrU+/JNigDN6tg55cRDKCQWicYAPB38JGSFDQt95jDm8rrvSUo7YPkOIm5l6ts1j1zCvysNcasvfTMQzUOw==",
       "dev": true,
-      "peer": true,
       "dependencies": {
         "array-includes": "^3.1.8",
         "array.prototype.findlast": "^1.2.5",
@@ -3885,9 +3877,9 @@
       "license": "BSD-3-Clause"
     },
     "node_modules/fastify": {
-      "version": "5.7.4",
-      "resolved": "https://registry.npmjs.org/fastify/-/fastify-5.7.4.tgz",
-      "integrity": "sha512-e6l5NsRdaEP8rdD8VR0ErJASeyaRbzXYpmkrpr2SuvuMq6Si3lvsaVy5C+7gLanEkvjpMDzBXWE5HPeb/hgTxA==",
+      "version": "5.8.5",
+      "resolved": "https://registry.npmjs.org/fastify/-/fastify-5.8.5.tgz",
+      "integrity": "sha512-Yqptv59pQzPgQUSIm87hMqHJmdkb1+GPxdE6vW6FRyVE9G86mt7rOghitiU4JHRaTyDUk9pfeKmDeu70lAwM4Q==",
       "funding": [
         {
           "type": "github",
@@ -3899,7 +3891,6 @@
         }
       ],
       "license": "MIT",
-      "peer": true,
       "dependencies": {
         "@fastify/ajv-compiler": "^4.0.5",
         "@fastify/error": "^4.0.0",
@@ -3910,7 +3901,7 @@
         "fast-json-stringify": "^6.0.0",
         "find-my-way": "^9.0.0",
         "light-my-request": "^6.0.0",
-        "pino": "^10.1.0",
+        "pino": "^9.14.0 || ^10.1.0",
         "process-warning": "^5.0.0",
         "rfdc": "^1.3.1",
         "secure-json-parse": "^4.0.0",
@@ -10173,7 +10164,7 @@
         "node": ">=20.0.0"
       },
       "peerDependencies": {
-        "fastify": "^4.0.0 || ^5.0.0"
+        "fastify": "^5.8.5"
       }
     },
     "packages/node-core": {
@@ -11679,7 +11670,7 @@
         "@fastify/view": "^11.1.1",
         "bull": "^4.12.9",
         "ejs": "^3.1.10",
-        "fastify": "^5.7.4",
+        "fastify": "^5.8.5",
         "judoscale-bull": "*",
         "judoscale-fastify": "*"
       }
diff --git a/packages/fastify/package.json b/packages/fastify/package.json
index 588e73c..2672c5e 100644
--- a/packages/fastify/package.json
+++ b/packages/fastify/package.json
@@ -30,11 +30,11 @@
     "standard": "^17.1.0"
   },
   "dependencies": {
-    "judoscale-node-core": "2.5.1",
-    "fastify-plugin": "^4.5.1"
+    "fastify-plugin": "^4.5.1",
+    "judoscale-node-core": "2.5.1"
   },
   "peerDependencies": {
-    "fastify": "^4.0.0 || ^5.0.0"
+    "fastify": "^5.8.5"
   },
   "standard": {
     "globals": [
diff --git a/sample_apps/fastify_web/package.json b/sample_apps/fastify_web/package.json
index 13dc01b..5e219b4 100644
--- a/sample_apps/fastify_web/package.json
+++ b/sample_apps/fastify_web/package.json
@@ -13,7 +13,7 @@
     "@fastify/view": "^11.1.1",
     "bull": "^4.12.9",
     "ejs": "^3.1.10",
-    "fastify": "^5.7.4",
+    "fastify": "^5.8.5",
     "judoscale-bull": "*",
     "judoscale-fastify": "*"
   }