diff --git a/packages/launchpad/test-envs/bun-package-manager-versioned/package.json b/packages/launchpad/test-envs/bun-package-manager-versioned/package.json
index 22996d0c..dd0ecc1c 100644
--- a/packages/launchpad/test-envs/bun-package-manager-versioned/package.json
+++ b/packages/launchpad/test-envs/bun-package-manager-versioned/package.json
@@ -10,7 +10,7 @@
     "lint": "bunx eslint src/ --fix"
   },
   "dependencies": {
-    "fastify": "^4.0.0"
+    "fastify": "^5.6.1"
   },
   "devDependencies": {
     "@types/node": "^20.0.0",