From a039431fc9c9e42c81f22af8161d82a8ac534ccc Mon Sep 17 00:00:00 2001
From: Robin Lambertz <github@roblab.la>
Date: Thu, 6 Nov 2025 20:59:10 +0100
Subject: [PATCH] Implement `Hash` on `Serial` (#647)

---
 src/yubikey.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/yubikey.rs b/src/yubikey.rs
index a0fb370..ba42096 100644
--- a/src/yubikey.rs
+++ b/src/yubikey.rs
@@ -80,7 +80,7 @@ const TAG_DYN_AUTH: u8 = 0x7c;
 pub type CachedPin = secrecy::SecretVec<u8>;
 
 /// YubiKey serial number.
-#[derive(Copy, Clone, Debug, Eq, PartialEq, PartialOrd, Ord)]
+#[derive(Copy, Clone, Debug, Eq, PartialEq, Hash, PartialOrd, Ord)]
 pub struct Serial(pub u32);
 
 impl From<u32> for Serial {