diff --git a/vnt/src/channel/handler.rs b/vnt/src/channel/handler.rs
index b5e4b41..7c6abe7 100644
--- a/vnt/src/channel/handler.rs
+++ b/vnt/src/channel/handler.rs
@@ -1,7 +1,7 @@
 use crate::channel::context::ChannelContext;
 use crate::channel::RouteKey;
 
-pub trait RecvChannelHandler: Clone + Send + 'static {
+pub trait RecvChannelHandler: Clone + Send + Sync + 'static {
     fn handle(
         &self,
         buf: &mut [u8],