diff --git a/docker/rootfs/etc/nginx/conf.d/include/proxy.conf b/docker/rootfs/etc/nginx/conf.d/include/proxy.conf
index d346c4ef..11c5bb99 100644
--- a/docker/rootfs/etc/nginx/conf.d/include/proxy.conf
+++ b/docker/rootfs/etc/nginx/conf.d/include/proxy.conf
@@ -1,5 +1,5 @@
 add_header       X-Served-By $host;
-proxy_set_header Host $host;
+proxy_set_header Host $http_host;
 proxy_set_header X-Forwarded-Scheme $scheme;
 proxy_set_header X-Forwarded-Proto  $scheme;
 proxy_set_header X-Forwarded-For    $proxy_add_x_forwarded_for;