diff --git a/app/models/site_construct.rb b/app/models/site_construct.rb
index 2a980bd..58062cd 100644
--- a/app/models/site_construct.rb
+++ b/app/models/site_construct.rb
@@ -207,7 +207,7 @@ class SiteConstruct
         "    proxy_redirect     off;\n"+
         "    proxy_set_header   X-Forwarded-For $proxy_add_x_forwarded_for;\n"+
         "    proxy_set_header   Host  $http_host;\n"+
-        (port == "443" ? "    proxy_set_header X-Forwarded-Proto https;\n" : "")+
+        "    proxy_set_header   X-Forwarded-Proto  $scheme;\n"+
         "    proxy_connect_timeout   360;\n"+
         "    proxy_pass http://#{self.get_site_name}_sock;\n"+
         "  }\n"+