diff --git a/src/webauthn-json/webauthn-schema.spec.ts b/src/webauthn-json/webauthn-schema.spec.ts
index b9e86a2d..8b4d0419 100644
--- a/src/webauthn-json/webauthn-schema.spec.ts
+++ b/src/webauthn-json/webauthn-schema.spec.ts
@@ -119,8 +119,7 @@ describe("webauthn schema", () => {
         getAuthenticatorData: unimplemented,
         getPublicKey: unimplemented,
         getPublicKeyAlgorithm: unimplemented,
-        getTransports: unimplemented,
-      } as AuthenticatorAttestationResponse,
+      } as Omit<AuthenticatorAttestationResponse, "getTransports">,
       getClientExtensionResults: () =>
         ({
           appidExclude: true,