diff --git a/src/bytes.rs b/src/bytes.rs
index 280291d..da16dfc 100644
--- a/src/bytes.rs
+++ b/src/bytes.rs
@@ -21,6 +21,7 @@ pub(crate) trait BufMut {
     }
 }
 
+#[allow(dead_code)]
 pub(crate) trait Buf {
     fn remaining(&self) -> usize;
     fn has_remaining(&self) -> bool {