diff --git a/default.nginx.conf b/default.nginx.conf
index ae8986c..baf373e 100644
--- a/default.nginx.conf
+++ b/default.nginx.conf
@@ -1,7 +1,11 @@
 events {}
 
+set_by_lua $nginx_proxy_source_port 'return os.getenv("$NGINX_PROXY_SOURCE_PORT")';
+set_by_lua $nginx_proxy_source_address 'return os.getenv("$NGINX_PROXY_SOURCE_ADDRESS")';
+
 stream {
     server {
+
         listen $nginx_proxy_source_port;
         proxy_pass $nginx_proxy_source_address;
     }