diff --git a/server/auth.js b/server/auth.js
index dd904b5..0a53bb5 100644
--- a/server/auth.js
+++ b/server/auth.js
@@ -66,6 +66,7 @@ export default class AuthHandler {
             sameSite: 'lax',
             maxAge: 0, // expire immediately
             path: '/',
+            domain: process.env.ENV === "production" ? "." + process.env.BASE_URL : undefined
         });
 
         res.redirect("/")