diff --git a/titan/titan/src/factory.rs b/titan/titan/src/factory.rs
index d954ad2..1764290 100644
--- a/titan/titan/src/factory.rs
+++ b/titan/titan/src/factory.rs
@@ -2,7 +2,7 @@ use std::collections::HashMap;
 use std::fmt::Debug;
 use std::sync::{Arc, OnceLock};
 use crate::error::{Error, Result};
-use crate::message::{Direction, Message, MessageMeta, Payload};
+use crate::message::{Direction, Message, MessageMeta};
 type DecodeFn = fn(&[u8]) -> Result<Box<dyn Message>>;
 #[derive(Clone, Copy)]
 pub struct RegistryEntry {