diff --git a/infrastructure/userdata.sh b/infrastructure/userdata.sh
index b528b51..46fd0fe 100644
--- a/infrastructure/userdata.sh
+++ b/infrastructure/userdata.sh
@@ -45,11 +45,11 @@ acme.sh --install-cert -d ${DOMAIN_NAME} -d *.${DOMAIN_NAME} \
     --reloadcmd "service nginx force-reload"
 
 # Create nginx config
-cat << 'EOF' > /etc/nginx/conf.d/iptvUpdater.conf
+cat << EOF > /etc/nginx/conf.d/iptvUpdater.conf
 server {
     listen 80;
     server_name ${DOMAIN_NAME} *.${DOMAIN_NAME};
-    return 301 https://$host$request_uri;
+    return 301 https://\$host\$request_uri;
 }
 
 server {
@@ -61,10 +61,10 @@ server {
 
     location / {
         proxy_pass http://127.0.0.1:8000;
-        proxy_set_header Host $host;
-        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_set_header Host \$host;
+        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;
     }
 }
 EOF