diff --git a/conf/nginx/root-base.conf b/conf/nginx/root-base.conf
index 357e6ed03..31afc6f82 100644
--- a/conf/nginx/root-base.conf
+++ b/conf/nginx/root-base.conf
@@ -3,7 +3,7 @@
 pid /tmp/nginx.pid;
 error_log /dev/stdout;
 
-worker_processes 2;
+worker_processes auto;
 worker_priority -10;
 worker_rlimit_nofile 10240;