diff --git a/README.md b/README.md
index 26c0a2a..7f61582 100644
--- a/README.md
+++ b/README.md
@@ -10,6 +10,7 @@ docker run --rm -ti --name nginx -p 80:80 -p 443:443 andrey01/nginx
 ```
 
 > Smaller nofile `ulimit -n` is needed when running the grsecurity patched kernel, otherwise things may go terribly slow.
+> You may consider using `--default-ulimit "nofile=1024:2048"` argument to a docker daemon.
 
 
 **docker-compose.yml** file example