diff --git a/lib/errors/index.tsx b/lib/errors/index.tsx
index 91bab144aa..8264c1cb88 100644
--- a/lib/errors/index.tsx
+++ b/lib/errors/index.tsx
@@ -43,7 +43,7 @@ export const errorHandler: ErrorHandler = (error, ctx) => {
         });
     }
 
-    let errorMessage = process.env.NODE_ENV === 'production' ? error.message : error.stack || error.message;
+    let errorMessage = (process.env.NODE_ENV || process.env.VERCEL_ENV) === 'production' ? error.message : error.stack || error.message;
     switch (error.constructor.name) {
         case 'HTTPError':
         case 'RequestError':
diff --git a/lib/registry.ts b/lib/registry.ts
index d50a9a050e..d27c1a4171 100644
--- a/lib/registry.ts
+++ b/lib/registry.ts
@@ -53,7 +53,7 @@ export type NamespacesType = Record<
 
 let namespaces: NamespacesType = {};
 
-switch (process.env.NODE_ENV) {
+switch (process.env.NODE_ENV || process.env.VERCEL_ENV) {
     case 'production':
         namespaces = (await import('../assets/build/routes.js')).default;
         break;
@@ -251,7 +251,7 @@ if (config.debugInfo) {
 app.use(
     '/*',
     serveStatic({
-        root: './lib/assets',
+        root: path.join(__dirname, 'assets'),
         rewriteRequestPath: (path) => (path === '/favicon.ico' ? '/favicon.png' : path),
     })
 );
diff --git a/lib/utils/logger.ts b/lib/utils/logger.ts
index 7a32e82d7e..2243197838 100644
--- a/lib/utils/logger.ts
+++ b/lib/utils/logger.ts
@@ -3,7 +3,7 @@ import winston from 'winston';
 import { config } from '@/config';
 
 let transports: (typeof winston.transports.File)[] = [];
-if (!config.noLogfiles) {
+if (!config.noLogfiles && !process.env.VERCEL) {
     transports = [
         new winston.transports.File({
             filename: path.resolve('logs/error.log'),
diff --git a/tsdown-vercel.config.ts b/tsdown-vercel.config.ts
index 3edf022c11..3eb8ce7d66 100644
--- a/tsdown-vercel.config.ts
+++ b/tsdown-vercel.config.ts
@@ -7,4 +7,5 @@ export default defineConfig({
     shims: true,
     clean: true,
     plugins: [artTemplatesPlugin()],
+    copy: ['lib/assets'],
 });
diff --git a/tsdown.config.ts b/tsdown.config.ts
index ab2fe6a089..ab948f15e7 100644
--- a/tsdown.config.ts
+++ b/tsdown.config.ts
@@ -7,4 +7,5 @@ export default defineConfig({
     shims: true,
     clean: true,
     plugins: [artTemplatesPlugin()],
+    copy: ['lib/assets'],
 });