diff --git a/src/proxy.rs b/src/proxy.rs
index e6927ac..af6bbb8 100644
--- a/src/proxy.rs
+++ b/src/proxy.rs
@@ -100,6 +100,7 @@ pub enum ProxyHeader {
     None,
 
     /// Header for locally initiated connection.
+    #[allow(unused)]
     Local,
 
     /// Header for proxied connection.