diff --git a/script/install/nginx.danbooru.conf b/script/install/nginx.danbooru.conf
index 10f6bddd8..d1b15b869 100644
--- a/script/install/nginx.danbooru.conf
+++ b/script/install/nginx.danbooru.conf
@@ -71,7 +71,7 @@ server {
     proxy_set_header X-Real-IP $remote_addr;
     proxy_redirect off;
     proxy_set_header Host $host:$server_port;
-    proxy_set_header X-Forwarded-Proto http;
+    proxy_set_header X-Forwarded-Proto $scheme;
   }
 
   location / {