diff --git a/infra/docker/Dockerfile.frontend b/infra/docker/Dockerfile.frontend
index a709d87..289acfc 100644
--- a/infra/docker/Dockerfile.frontend
+++ b/infra/docker/Dockerfile.frontend
@@ -23,4 +23,4 @@ RUN pnpm --filter './services/frontend' run build
 EXPOSE 3000
 
 # Start frontend (production preview)
-CMD ["pnpm", "--filter", "./services/frontend", "run", "preview", "--", "--host", "0.0.0.0"]
+CMD ["pnpm", "--filter", "./services/frontend", "run", "preview"]
diff --git a/services/frontend/package.json b/services/frontend/package.json
index 9a33b45..e114e9a 100644
--- a/services/frontend/package.json
+++ b/services/frontend/package.json
@@ -6,7 +6,7 @@
   "scripts": {
     "dev": "vite --host 0.0.0.0",
     "build": "tsc --noEmit && vite build",
-    "preview": "vite preview --host 0.0.0.0",
+    "preview": "vite preview --host 0.0.0.0 --port 3000",
     "typecheck": "tsc --noEmit",
     "lint": "biome check --diagnostic-level=error src/",
     "format": "biome format --write src/"