diff --git a/setup/start/nginx/appconfig.ejs b/setup/start/nginx/appconfig.ejs
index f4f99c457..ff961470b 100644
--- a/setup/start/nginx/appconfig.ejs
+++ b/setup/start/nginx/appconfig.ejs
@@ -36,6 +36,7 @@ server {
     proxy_set_header   X-Forwarded-For    $remote_addr;
     proxy_set_header   X-Forwarded-Host   $host;
     proxy_set_header   X-Forwarded-Proto  https;
+    proxy_set_header   X-Forwarded-Ssl    on;
 
     # upgrade is a hop-by-hop header (http://nginx.org/en/docs/http/websocket.html)
     proxy_set_header Upgrade $http_upgrade;