diff --git a/package.json b/package.json
index 8131a29..062294a 100644
--- a/package.json
+++ b/package.json
@@ -59,6 +59,6 @@
   "module": "./dist/index.js",
   "typings": "./dist/index.d.ts",
   "dependencies": {
-    "fastify": "^4.25.1"
+    "fastify": "^4.26.2"
   }
-}
+}
\ No newline at end of file
diff --git a/packages/fastify/package.json b/packages/fastify/package.json
index 64fd808..aeaa447 100644
--- a/packages/fastify/package.json
+++ b/packages/fastify/package.json
@@ -17,9 +17,10 @@
     "type": "git",
     "url": "git@github.com:r-html/rhtml.git"
   },
-  "dependencies": {
-    "fastify": "^4.25.1"
+  "peerDependencies": {
+    "fastify": "^4.26.2"
   },
+  "dependencies": {},
   "devDependencies": {
     "@types/jest": "^24.0.18",
     "jest": "^24.9.0",
@@ -39,4 +40,4 @@
   "types": "./dist/index.d.ts",
   "module": "./dist/index.js",
   "typings": "./dist/index.d.ts"
-}
+}
\ No newline at end of file
diff --git a/packages/fastify/src/fastify.module.ts b/packages/fastify/src/fastify.module.ts
index c918e6a..2e224a9 100644
--- a/packages/fastify/src/fastify.module.ts
+++ b/packages/fastify/src/fastify.module.ts
@@ -6,6 +6,7 @@ import { Fastify, FastifyModuleOptions } from './fastify.tokens';
 @Module()
 export class FastifyModule {
   public static forRoot(
+    fastifyInstance: typeof fastify,
     options: Partial<FastifyModuleOptions>
   ): ModuleWithProviders<FastifyModule> {
     return {
@@ -14,7 +15,7 @@ export class FastifyModule {
         {
           provide: Fastify,
           useFactory: async () => {
-            const instance = fastify(options);
+            const instance = fastifyInstance(options);
             const plugins = options.plugins || [];
             const schemas = options.schemas || [];
 
diff --git a/yarn.lock b/yarn.lock
index e0e00db..443e895 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1595,10 +1595,10 @@ convert-source-map@^1.4.0, convert-source-map@^1.7.0:
   dependencies:
     safe-buffer "~5.1.1"
 
-cookie@^0.5.0:
-  version "0.5.0"
-  resolved "https://registry.yarnpkg.com/cookie/-/cookie-0.5.0.tgz#d1f5d71adec6558c58f389987c366aa47e994f8b"
-  integrity sha512-YZ3GUyn/o8gfKJlnlX7g7xq4gyO6OSuhGPKaaGssGB2qgDUS0gPgtTvoyZLTt9Ab6dC4hfc9dV5arkvc/OCmrw==
+cookie@^0.6.0:
+  version "0.6.0"
+  resolved "https://registry.yarnpkg.com/cookie/-/cookie-0.6.0.tgz#2798b04b071b0ecbff0dbb62a505a8efa4e19051"
+  integrity sha512-U71cyTamuh1CRNCfpGY6to28lxvNwPG4Guz/EVjgf3Jmzv0vlDp1atT9eS5dDjMYHucpHbWns6Lwf3BKz6svdw==
 
 copy-descriptor@^0.1.0:
   version "0.1.1"
@@ -2285,10 +2285,10 @@ fast-uri@^2.0.0, fast-uri@^2.1.0:
   resolved "https://registry.yarnpkg.com/fast-uri/-/fast-uri-2.3.0.tgz#bdae493942483d299e7285dcb4627767d42e2793"
   integrity sha512-eel5UKGn369gGEWOqBShmFJWfq/xSJvsgDzgLYC845GneayWvXBf0lJCBn5qTABfewy1ZDPoaR5OZCP+kssfuw==
 
-fastify@^4.25.1:
-  version "4.26.1"
-  resolved "https://registry.yarnpkg.com/fastify/-/fastify-4.26.1.tgz#91b11565d2533b7e83d267ad8998c39d263e0279"
-  integrity sha512-tznA/G55dsxzM5XChBfcvVSloG2ejeeotfPPJSFaWmHyCDVGMpvf3nRNbsCb/JTBF9RmQFBfuujWt3Nphjesng==
+fastify@^4.26.2:
+  version "4.26.2"
+  resolved "https://registry.yarnpkg.com/fastify/-/fastify-4.26.2.tgz#9389595c46e9f4648de5bf8175e750bf32fed5a1"
+  integrity sha512-90pjTuPGrfVKtdpLeLzND5nyC4woXZN5VadiNQCicj/iJU4viNHKhsAnb7jmv1vu2IzkLXyBiCzdWuzeXgQ5Ug==
   dependencies:
     "@fastify/ajv-compiler" "^3.5.0"
     "@fastify/error" "^3.4.0"
@@ -3713,12 +3713,12 @@ levn@~0.3.0:
     type-check "~0.3.2"
 
 light-my-request@^5.11.0:
-  version "5.11.0"
-  resolved "https://registry.yarnpkg.com/light-my-request/-/light-my-request-5.11.0.tgz#90e446c303b3a47b59df38406d5f5c2cf224f2d1"
-  integrity sha512-qkFCeloXCOMpmEdZ/MV91P8AT4fjwFXWaAFz3lUeStM8RcoM1ks4J/F8r1b3r6y/H4u3ACEJ1T+Gv5bopj7oDA==
+  version "5.12.0"
+  resolved "https://registry.yarnpkg.com/light-my-request/-/light-my-request-5.12.0.tgz#e42ed02ddbfa587f82031b21459c6841a6948dfa"
+  integrity sha512-P526OX6E7aeCIfw/9UyJNsAISfcFETghysaWHQAlQYayynShT08MOj4c6fBCvTWBrHXSvqBAKDp3amUPSCQI4w==
   dependencies:
-    cookie "^0.5.0"
-    process-warning "^2.0.0"
+    cookie "^0.6.0"
+    process-warning "^3.0.0"
     set-cookie-parser "^2.4.1"
 
 lines-and-columns@^1.1.6:
@@ -4458,9 +4458,9 @@ pino-std-serializers@^6.0.0:
   integrity sha512-cHjPPsE+vhj/tnhCy/wiMh3M3z3h/j15zHQX+S9GkTBgqJuTuJzYJ4gUyACLhDaJ7kk9ba9iRDmbH2tJU03OiA==
 
 pino@^8.17.0:
-  version "8.18.0"
-  resolved "https://registry.yarnpkg.com/pino/-/pino-8.18.0.tgz#f2bfbb4e827ed2049ee1e88372268efdcd1505f6"
-  integrity sha512-Mz/gKiRyuXu4HnpHgi1YWdHQCoWMufapzooisvFn78zl4dZciAxS+YeRkUxXl1ee/SzU80YCz1zpECCh4oC6Aw==
+  version "8.19.0"
+  resolved "https://registry.yarnpkg.com/pino/-/pino-8.19.0.tgz#ccc15ef736f103ec02cfbead0912bc436dc92ce4"
+  integrity sha512-oswmokxkav9bADfJ2ifrvfHUwad6MLp73Uat0IkQWY3iAw5xTRoznXbXksZs8oaOUMpmhVWD+PZogNzllWpJaA==
   dependencies:
     atomic-sleep "^1.0.0"
     fast-redact "^3.1.1"
@@ -4556,11 +4556,6 @@ process-nextick-args@~2.0.0:
   resolved "https://registry.yarnpkg.com/process-nextick-args/-/process-nextick-args-2.0.1.tgz#7820d9b16120cc55ca9ae7792680ae7dba6d7fe2"
   integrity sha512-3ouUOpQhtgrbOa17J7+uxOTpITYWaGP7/AhoR3+A+/1e9skrzelGi/dXzEYyvbxubEF6Wn2ypscTKiKJFFn1ag==
 
-process-warning@^2.0.0:
-  version "2.3.2"
-  resolved "https://registry.yarnpkg.com/process-warning/-/process-warning-2.3.2.tgz#70d8a3251aab0eafe3a595d8ae2c5d2277f096a5"
-  integrity sha512-n9wh8tvBe5sFmsqlg+XQhaQLumwpqoAUruLwjCopgTmUBjJ/fjtBsJzKleCaIGBOMXYEhp1YfKl4d7rJ5ZKJGA==
-
 process-warning@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/process-warning/-/process-warning-3.0.0.tgz#96e5b88884187a1dce6f5c3166d611132058710b"