diff --git a/trait-transformer/examples/trait_transformer.rs b/trait-transformer/examples/trait_transformer.rs
index 80129a0..84f1988 100644
--- a/trait-transformer/examples/trait_transformer.rs
+++ b/trait-transformer/examples/trait_transformer.rs
@@ -13,6 +13,7 @@ use std::iter;
 
 use trait_transformer::trait_transformer;
 
+#[allow(dead_code)]
 #[trait_transformer(SendIntFactory: Send)]
 trait IntFactory {
     async fn make(&self) -> i32;
diff --git a/trait-transformer/src/transformer.rs b/trait-transformer/src/transformer.rs
index bbc06ce..ddec110 100644
--- a/trait-transformer/src/transformer.rs
+++ b/trait-transformer/src/transformer.rs
@@ -81,7 +81,7 @@ fn transform_trait(attrs: &Attrs, tr: &ItemTrait) -> TokenStream {
 
                         if is_async || returns_impl_trait {
                             let name = &item_fn.sig.ident;
-                            return Some(quote! { #name(): #subtrait });
+                            return Some(quote! { #name(..): #subtrait });
                         }
                     }
                     _ => (),