diff --git a/functions/api/uploads/[[id]].ts b/functions/api/uploads/[[id]].ts
index 18c3b62..4e36054 100644
--- a/functions/api/uploads/[[id]].ts
+++ b/functions/api/uploads/[[id]].ts
@@ -2,7 +2,7 @@ export async function onRequestGet(context: RequestContext) {
   const attachment = (context.params.id as string[]).join("/");
   const unsignedURL = `https://mediaproxy.carcrushers.cc/${attachment}?Expires=${(
     Math.round(Date.now() / 1000) + 1800
-  ).toString()}`;
+  ).toString()}&KeyName=portal-media-linkgen`;
   const signingKey = await crypto.subtle.importKey(
     "raw",
     Uint8Array.from(atob(context.env.URL_SIGNING_KEY), (c) => c.charCodeAt(0)),
@@ -18,7 +18,7 @@ export async function onRequestGet(context: RequestContext) {
 
   return Response.redirect(
     `${unsignedURL}&Signature=${btoa(
-      String.fromCodePoint(...new Uint8Array(signature)),
+      String.fromCharCode(...new Uint8Array(signature)),
     )
       .replaceAll("+", "-")
       .replaceAll("/", "_")