diff --git a/.replit b/.replit
index a21b2533..2ad52d1e 100644
--- a/.replit
+++ b/.replit
@@ -37,7 +37,11 @@ externalPort = 80
 localPort = 38557
 externalPort = 3000
 
+[[ports]]
+localPort = 40437
+externalPort = 3001
+
 [deployment]
 deploymentTarget = "autoscale"
-run = ["npm", "start"]
+run = ["node", "dist/server/production.mjs"]
 build = ["npm", "run", "build"]
diff --git a/replit.md b/replit.md
index efd4809f..ca02bf1a 100644
--- a/replit.md
+++ b/replit.md
@@ -81,9 +81,11 @@ npm start           # Start production server
 ## Recent Changes (December 2, 2025)
 - ✅ Configured Vite to run on port 5000 for Replit compatibility
 - ✅ Set up proper host configuration (0.0.0.0) for Replit proxy
+- ✅ Added `allowedHosts: true` to allow Replit's dynamic proxy hostnames
 - ✅ Updated .gitignore to properly exclude environment files
 - ✅ Installed all npm dependencies
 - ✅ Configured deployment settings for Replit autoscale
+- ✅ Fixed server build to output `dist/server/production.mjs` for deployment
 - ✅ Verified application runs without errors in Replit environment
 
 ## Notes
diff --git a/vite.config.server.ts b/vite.config.server.ts
index aabcd0bb..a3625823 100644
--- a/vite.config.server.ts
+++ b/vite.config.server.ts
@@ -4,16 +4,11 @@ import path from "path";
 // Server build configuration
 export default defineConfig({
   build: {
-    lib: {
-      entry: path.resolve(__dirname, "server/node-build.ts"),
-      name: "server",
-      fileName: "production",
-      formats: ["es"],
-    },
     outDir: "dist/server",
     target: "node22",
     ssr: true,
     rollupOptions: {
+      input: path.resolve(__dirname, "server/node-build.ts"),
       external: [
         // Node.js built-ins
         "fs",
@@ -35,7 +30,7 @@ export default defineConfig({
       ],
       output: {
         format: "es",
-        entryFileNames: "[name].mjs",
+        entryFileNames: "production.mjs",
       },
     },
     minify: false, // Keep readable for debugging