diff --git a/docker-compose.yml b/docker-compose.yml
index 7b65e9a..4f03eb7 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -20,6 +20,10 @@ services:
     restart: unless-stopped
     volumes:
       - ./html:/usr/share/nginx/html:ro
+      - ./nginx.conf:/etc/nginx/conf.d/default.conf:ro
+    networks:
+      - default
+      - mailcow-network
 
   # 3. Contact Form Email Handler
   mail-contact:
diff --git a/html/assets/js/script.js b/html/assets/js/script.js
index 69d20cf..084ff7a 100644
--- a/html/assets/js/script.js
+++ b/html/assets/js/script.js
@@ -75,10 +75,8 @@ if (contactSubmitBtn) {
         contactStatus.classList.add('hidden');
         
         try {
-            // Python FastAPI 엔드포인트로 요청
-            // 현재 페이지의 호스트를 사용
-            const apiUrl = `${window.location.protocol}//${window.location.hostname}:8001/api/contact`;
-            const response = await fetch(apiUrl, {
+            // FastAPI 엔드포인트로 요청 (nginx 프록시를 통함)
+            const response = await fetch('/api/contact', {
                 method: 'POST',
                 headers: {
                     'Content-Type': 'application/json'
diff --git a/html/status.json b/html/status.json
index 47048ee..d1dfd8a 100644
--- a/html/status.json
+++ b/html/status.json
@@ -1 +1 @@
-{"cpu_temp": "42", "nvme_temp": "35", "uptime_days": 2, "last_update": "06:22:01"}
\ No newline at end of file
+{"cpu_temp": "43", "nvme_temp": "35", "uptime_days": 2, "last_update": "06:28:01"}
\ No newline at end of file
diff --git a/nginx.conf b/nginx.conf
new file mode 100644
index 0000000..b4a66af
--- /dev/null
+++ b/nginx.conf
@@ -0,0 +1,28 @@
+server {
+    listen       80;
+    listen  [::]:80;
+    server_name  localhost;
+
+    location / {
+        root   /usr/share/nginx/html;
+        index  index.html index.htm;
+    }
+
+    # API 프록시
+    location /api/ {
+        proxy_pass http://hanmo-mail-contact:8001;
+        proxy_http_version 1.1;
+        proxy_set_header Upgrade $http_upgrade;
+        proxy_set_header Connection 'upgrade';
+        proxy_set_header Host $host;
+        proxy_cache_bypass $http_upgrade;
+        proxy_set_header X-Real-IP $remote_addr;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+        proxy_set_header X-Forwarded-Proto $scheme;
+    }
+
+    error_page   500 502 503 504  /50x.html;
+    location = /50x.html {
+        root   /usr/share/nginx/html;
+    }
+}