diff --git a/vars/main.yml b/vars/main.yml
index b097334..0385731 100644
--- a/vars/main.yml
+++ b/vars/main.yml
@@ -5,6 +5,7 @@ cdh_https_port: 443
 
 # set it to true on the CDM node only.
 #nginx_enabled: True
+nginx_proxy_buffering: "off"
 nginx_define_x_real_ip: True
 nginx_use_common_virthost: True
 cdh_nginx_virthosts: