--- a/nginx.conf
+++ b/nginx.conf
@@ -24,8 +24,14 @@
     #gzip  on;
 
     upstream php-handler {
-        server app:9000;
+        server 127.0.0.1:9000;
     }
+    
+    set_real_ip_from  10.0.0.0/8;
+    set_real_ip_from  172.16.0.0/12;
+    set_real_ip_from  192.168.0.0/16;
+    real_ip_header    X-Forwarded-For;
+    real_ip_recursive on;
 
     server {
         listen 80;