diff --git a/nginx/default.conf.template b/nginx/default.conf.template
index 87075ab..7c267f7 100644
--- a/nginx/default.conf.template
+++ b/nginx/default.conf.template
@@ -21,10 +21,12 @@ server {
         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;
+
         proxy_connect_timeout 300s;
         proxy_send_timeout 300s;
         proxy_read_timeout 300s;
-        proxy_pass ${BACKEND_UPSTREAM};
+
+        proxy_pass http://fastapi_server:8011;
 
         proxy_http_version 1.1;
         proxy_set_header Upgrade $http_upgrade;
@@ -36,6 +38,7 @@ server {
         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;
-        proxy_pass ${BACKEND_UPSTREAM};
+
+        proxy_pass http://fastapi_server:8011;
     }
 }