diff --git a/ui/sign-in/src/experience-api.ts b/ui/sign-in/src/experience-api.ts
index 8e1c0d9..d526387 100644
--- a/ui/sign-in/src/experience-api.ts
+++ b/ui/sign-in/src/experience-api.ts
@@ -287,7 +287,7 @@ export async function startWebAuthnAuth(): Promise<{ verificationId: string; aut
 }
 
 export async function verifyWebAuthnAuth(verificationId: string, payload: Record<string, unknown>): Promise<string> {
-  const res = await request('POST', '/verification/web-authn/authentication/verify', { verificationId, payload });
+  const res = await request('POST', '/verification/web-authn/authentication/verify', { verificationId, payload: { ...payload, type: 'WebAuthn' } });
   if (!res.ok) {
     const err = await res.json().catch(() => ({}));
     if (res.status === 422) {