diff --git a/src/authenticator_delegate.rs b/src/authenticator_delegate.rs
index 1dd37e1..b5723ac 100644
--- a/src/authenticator_delegate.rs
+++ b/src/authenticator_delegate.rs
@@ -210,3 +210,7 @@ pub trait FlowDelegate: Clone {
 #[derive(Clone)]
 pub struct DefaultAuthenticatorDelegate;
 impl AuthenticatorDelegate for DefaultAuthenticatorDelegate {}
+
+#[derive(Clone)]
+pub struct DefaultFlowDelegate;
+impl FlowDelegate for DefaultFlowDelegate {}