diff --git a/src/lib.rs b/src/lib.rs
index a31205d..bd7e052 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -6,7 +6,7 @@ pub use response::Response;
 
 pub const HEADER_MAX_LEN: usize = 1024;
 
-pub trait Header {
+trait Header {
     fn header_bytes(&self) -> Result<&[u8]>;
 }