1 files changed, 5 insertions, 2 deletions
diff --git a/packages/typescript-types/src/index.ts b/packages/typescript-types/src/index.ts
index ce5d799..0fc1a53 100644
--- a/packages/typescript-types/src/index.ts
+++ b/packages/typescript-types/src/index.ts
@@ -14,6 +14,7 @@ import type {
   PublicKeyCredentialUserEntity,
   AuthenticationExtensionsClientInputs,
   AuthenticationExtensionsClientOutputs,
+  AuthenticatorAttachment,
 } from './dom';
 
 export * from './dom';
@@ -55,7 +56,7 @@ export interface PublicKeyCredentialUserEntityJSON
 /**
  * The value returned from navigator.credentials.create()
  */
-export interface RegistrationCredential extends PublicKeyCredential {
+export interface RegistrationCredential extends PublicKeyCredentialFuture {
   response: AuthenticatorAttestationResponseFuture;
 }
 
@@ -74,7 +75,7 @@ export interface RegistrationCredentialJSON
 /**
  * The value returned from navigator.credentials.get()
  */
-export interface AuthenticationCredential extends PublicKeyCredential {
+export interface AuthenticationCredential extends PublicKeyCredentialFuture {
   response: AuthenticatorAssertionResponse;
 }
 
@@ -169,6 +170,8 @@ export interface PublicKeyCredentialDescriptorFuture extends Omit<PublicKeyCrede
 export interface PublicKeyCredentialFuture extends PublicKeyCredential {
   // See https://github.com/w3c/webauthn/issues/1745
   isConditionalMediationAvailable?(): Promise<boolean>;
+  // See https://w3c.github.io/webauthn/#dom-publickeycredential-authenticatorattachment
+  authenticatorAttachment?: AuthenticatorAttachment;
 }
 
 /**