diff --git a/nginx_secfit.conf b/nginx_secfit.conf
index 5047f73..04b2ae4 100644
--- a/nginx_secfit.conf
+++ b/nginx_secfit.conf
@@ -3,7 +3,7 @@ server {
     listen 80;
 
     location / {
-        proxy_pass http://0.0.0.0:8080/; 
+        proxy_pass http://0.0.0.0:${PROD_PORT_PREFIX}${GATEWAY_POSTFIX}/; 
         proxy_set_header Host $http_host;
         proxy_set_header X-Real-IP $remote_addr;
         proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
@@ -12,10 +12,10 @@ server {
 
 # Development server configuration
 server {
-    listen 8081;
+    listen ${DEV_PORT_PREFIX}7;
 
     location / {
-        proxy_pass http://0.0.0.0:8081/;  
+        proxy_pass http://0.0.0.0:${DEV_PORT_PREFIX}${GATEWAY_POSTFIX}/;  
         proxy_set_header Host $http_host;
         proxy_set_header X-Real-IP $remote_addr;
         proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
@@ -24,10 +24,10 @@ server {
 
 # Staging server configuration
 server {
-    listen 8082;
+    listen ${STAG_PORT_PREFIX}${GATEWAY_POSTFIX}7;
 
     location / {
-        proxy_pass http://0.0.0.0:8082/; 
+        proxy_pass http://0.0.0.0:${STAG_PORT_PREFIX}${GATEWAY_POSTFIX}/; 
         proxy_set_header Host $http_host;
         proxy_set_header X-Real-IP $remote_addr;
         proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;