diff --git a/.github/workflows/update_primary_nginx.yml b/.github/workflows/update_primary_nginx.yml
index 8a11737..8d46840 100644
--- a/.github/workflows/update_primary_nginx.yml
+++ b/.github/workflows/update_primary_nginx.yml
@@ -14,20 +14,9 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@v3
 
-      - name: Export environment variables
-        run: |
-          export URL_PREFIX=http://
-          export PORT_PREFIX=2
-          export DEV_POSTFIX=1
-          export STAG_POSTFIX=2
-          export PROD_POSTFIX=3
-          export DEV_PORT_PREFIX=${PORT_PREFIX}${GROUP_ID}${DEV_POSTFIX}
-          export STAG_PORT_PREFIX=${PORT_PREFIX}${GROUP_ID}${STAG_POSTFIX}
-          export PROD_PORT_PREFIX=${PORT_PREFIX}${GROUP_ID}${PROD_POSTFIX}
-
       - name: Replace environment variables in Nginx config
         run: |
-          envsubst < ./nginx_template.txt > ./nginx_secfit.conf
+          envsubst '${DEV_PORT_PREFIX} ${PROD_PORT_PREFIX} ${STAG_PORT_PREFIX} ${GATEWAY_POSTFIX}' < nginx_secfit.conf > nginx/nginx.conf
 
         # Test the nginx configuration
       - name: Test nginx configuration file
@@ -37,7 +26,7 @@ jobs:
       # Copying nginx configuration file to the server
       - name: Deploy nginx configuration file
         run: |
-          sudo cp ./nginx_secfit.conf /etc/nginx/conf.d/nginx.conf
+          sudo cp ./nginx/nginx.conf /etc/nginx/conf.d/nginx.conf
 
       # Restarting nginx service
       - name: Restart nginx service
diff --git a/nginx_template.txt b/nginx_template.txt
index 26926ed..6ff2deb 100644
--- a/nginx_template.txt
+++ b/nginx_template.txt
@@ -12,7 +12,7 @@ server {
 server {
         listen ${DEV_PORT_PREFIX}7;
         location / {
-                proxy_pass http://0.0.0.0:${envDEV_PORT_PREFIX}${GATEWAY_POSTFIX}/;
+                proxy_pass http://0.0.0.0:${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;