diff --git a/apps/admin/middleware.ts b/apps/admin/middleware.ts
index 95cf9f5f..5c3ac64c 100644
--- a/apps/admin/middleware.ts
+++ b/apps/admin/middleware.ts
@@ -20,8 +20,8 @@ const middleware = async (req: NextRequest) => {
   if (studyRole === "STUDENT" && manageRole === "NONE") {
     const url =
       process.env.NEXT_PUBLIC_VERCEL_ENV === "production"
-        ? process.env.CLIENT_PROD_URL
-        : process.env.CLIENT_DEV_URL;
+        ? process.env.NEXT_PUBLIC_CLIENT_PROD_URL
+        : process.env.NEXT_PUBLIC_CLIENT_DEV_URL;
 
     return NextResponse.redirect(new URL("/auth", url));
   }