diff --git a/luci-app-nginx-ha/root/etc/init.d/nginx-ha b/luci-app-nginx-ha/root/etc/init.d/nginx-ha
index 34f990de5..a33371ef0 100755
--- a/luci-app-nginx-ha/root/etc/init.d/nginx-ha
+++ b/luci-app-nginx-ha/root/etc/init.d/nginx-ha
@@ -52,6 +52,7 @@ start_instance() {
 			listen ${listen:-0.0.0.0:6666} udp;
 			listen ${listen:-0.0.0.0:6666} so_keepalive=off;
 			proxy_pass ${1};
+			proxy_buffering off;
 		}
 	"
 }