diff --git a/gateway/src/services/passkey.ts b/gateway/src/services/passkey.ts
index 4e33e77..2d088dc 100644
--- a/gateway/src/services/passkey.ts
+++ b/gateway/src/services/passkey.ts
@@ -67,7 +67,7 @@ export class PasskeyService {
         transports: cred.transports as AuthenticatorTransportFuture[] | undefined,
       })),
       authenticatorSelection: {
-        residentKey: 'preferred',
+        residentKey: 'required',
         userVerification: 'preferred',
         authenticatorAttachment: undefined, // Allow both platform and cross-platform
       },