diff --git a/doc/source/admin/nginx.md b/doc/source/admin/nginx.md
index a76b8a6e564..eb523ee4cc2 100644
--- a/doc/source/admin/nginx.md
+++ b/doc/source/admin/nginx.md
@@ -189,7 +189,7 @@ previous section:
             # proxy all requests not matching other locations to Gunicorn
             location /galaxy {
                 proxy_set_header Host $http_host;
-                proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+                proxy_set_header X-Forwarded-For $remote_addr;
                 proxy_set_header X-Forwarded-Proto $scheme;
                 proxy_set_header Upgrade $http_upgrade;
                 proxy_pass http://unix:/srv/galaxy/var/gunicorn.sock:/galaxy;