diff --git a/src/mdn/process-url/redirect-download-link.ts b/src/mdn/process-url/redirect-download-link.ts
index a5c4d1d..6c82dc0 100644
--- a/src/mdn/process-url/redirect-download-link.ts
+++ b/src/mdn/process-url/redirect-download-link.ts
@@ -31,6 +31,7 @@ export const redirectDownloadLink = (res: Resource): Resource => {
         // interactive-examples
         // redirect back to real url
         res.downloadLink = uri.search('')
+          .protocol(externalHost.protocol)
           .host(externalHost.host)
           .path(path.slice(externalHost.pathPrefixLength))
           .toString();