diff --git a/src/routes/consent.ts b/src/routes/consent.ts
index 47ce9ab2..360edb97 100644
--- a/src/routes/consent.ts
+++ b/src/routes/consent.ts
@@ -24,7 +24,7 @@ const cookieOptions: DoubleCsrfCookieOptions = {
   }),
 }
 
-const cookieName = process.env.CSRF_COOKIE_NAME || "ax-x-csrf-token"
+const cookieName = process.env.CSRF_COOKIE_NAME || "__Host-ax-x-csrf-token"
 const cookieSecret = process.env.CSRF_COOKIE_SECRET
 
 // Sets up csrf protection