diff --git a/src/agent.rs b/src/agent.rs
index b1bc7c16ca8..23495dce17f 100644
--- a/src/agent.rs
+++ b/src/agent.rs
@@ -20,11 +20,6 @@ enum ToWorker<T> {
     Destroy,
 }
 
-impl<T> Transferable for ToWorker<T>
-where
-    T: Serialize + for <'de> Deserialize<'de>,
-{
-}
 
 #[derive(Serialize, Deserialize)]
 enum FromWorker<T> {
@@ -33,12 +28,6 @@ enum FromWorker<T> {
     ProcessOutput(HandlerId, T),
 }
 
-impl<T> Transferable for FromWorker<T>
-where
-    T: Serialize + for <'de> Deserialize<'de>,
-{
-}
-
 
 /// Represents a message which you could send to an agent.
 pub trait Transferable
@@ -47,6 +36,8 @@ where
 {
 }
 
+impl <T> Transferable for T where T: Serialize + for <'de> Deserialize<'de> {}
+
 trait Packed {
     fn pack(&self) -> Vec<u8>;
     fn unpack(data: &Vec<u8>) -> Self;