diff --git a/.github/workflows/update_primary_nginx.yml b/.github/workflows/update_primary_nginx.yml
index a71d6f2..7b87c47 100644
--- a/.github/workflows/update_primary_nginx.yml
+++ b/.github/workflows/update_primary_nginx.yml
@@ -18,7 +18,7 @@ jobs:
         run: env
 ########## ja
       - name: Create temporary nginx config file
-        run: envsubst '$http_host, $remote_addr, $proxy_add_x_forwarded_for' < ./nginx_template.txt > temp_default.conf
+        run: envsubst '${DEV_PORT_PREFIX}, ${STAG_PORT_PREFIX}, ${PROD_PORT_PREFIX}, ${GATEWAY_POSTFIX},' < ./nginx_template.txt > temp_default.conf
         #run: envsubst '$REPLACE_ME $ANOTHER_VAR' < ./nginx_template.txt > temp_default.conf
   
       - name: Copy temporary file to correct place