diff --git a/frontend/src/lib/api.ts b/frontend/src/lib/api.ts
index 3dd272c..f771de0 100644
--- a/frontend/src/lib/api.ts
+++ b/frontend/src/lib/api.ts
@@ -13,7 +13,8 @@ import axios from 'axios';
 
 const API_HOST = process.env.NEXT_PUBLIC_API_HOST || '127.0.0.1';
 const API_PORT = process.env.NEXT_PUBLIC_API_PORT || '3001';
-const API_BASE_URL = `http://${API_HOST}:${API_PORT}`;
+// Use API path for production (through nginx reverse proxy) or direct URL for development
+const API_BASE_URL = process.env.NODE_ENV === 'production' ? '/api' : `http://${API_HOST}:${API_PORT}`;
 
 export interface User {
   id: string;
diff --git a/nginx/nginx.conf b/nginx/nginx.conf
index 5dbd781..5b769b5 100644
--- a/nginx/nginx.conf
+++ b/nginx/nginx.conf
@@ -37,13 +37,13 @@ http {
         }
 
         # backend API
-        # location /api/ {
-        #     proxy_http_version 1.1;
-        #     proxy_set_header Host $host;
-        #     proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
-        #     proxy_set_header X-Forwarded-Proto $scheme;
-        #     proxy_set_header Connection "";
-        #     proxy_pass http://127.0.0.1:${PROD_BACKEND_PORT}/;
-        # }
+        location /api/ {
+            proxy_http_version 1.1;
+            proxy_set_header Host $host;
+            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+            proxy_set_header X-Forwarded-Proto $scheme;
+            proxy_set_header Connection "";
+            proxy_pass http://127.0.0.1:${PROD_BACKEND_PORT}/;
+        }
     }
 }