diff --git a/src/lib.rs b/src/lib.rs
index f2bb3ff..2f7bd6f 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -352,7 +352,7 @@ fn derive_protocol(input: proc_macro2::TokenStream) -> proc_macro2::TokenStream
 
     // Create an error and result type for sending messages
     let error_enum = quote! {
-        #[derive(::std::fmt::Debug, ::std::clone::Clone, ::std::fmt::Display, ::thiserror::Error)]
+        #[derive(::std::fmt::Debug, ::std::clone::Clone, ::thiserror::Error)]
         #vis enum #error_enum_name {
             #[error("Failed to send query: {0}")]
             SendError(::tokio::sync::mpsc::error::SendError<(u64, #question_enum_name)>),