diff --git a/routes/account/upgrade.ts b/routes/account/upgrade.ts
index 15c5a452c..6693cbc41 100644
--- a/routes/account/upgrade.ts
+++ b/routes/account/upgrade.ts
@@ -28,6 +28,6 @@ export const handler: Handlers<null, AccountState> = {
       mode: "subscription",
     });
 
-    return redirect(url);
+    return redirect(url!);
   },
 };