diff --git a/app/api/dashboard/stats/route.ts b/app/api/dashboard/stats/route.ts
index b340009..fe181ac 100644
--- a/app/api/dashboard/stats/route.ts
+++ b/app/api/dashboard/stats/route.ts
@@ -4,7 +4,7 @@ import { db } from "@/lib/db";
 
 export async function GET(req: Request) {
   // Accept either a logged-in session or the shared display API key
-  const displayKey = process.env.DISPLAY_API_KEY;
+  const displayKey = process.env.API_SECRET_KEY;
   const providedKey = req.headers.get("x-display-key");
   const isDisplayDevice = displayKey && providedKey === displayKey;