diff --git a/comms/dht/src/crypt.rs b/comms/dht/src/crypt.rs
index 32589a7eeb..1c3b5b0a29 100644
--- a/comms/dht/src/crypt.rs
+++ b/comms/dht/src/crypt.rs
@@ -59,6 +59,9 @@ use crate::{
 #[derive(Debug, Clone, Zeroize)]
 #[zeroize(drop)]
 pub struct CipherKey(chacha20::Key);
+
+#[derive(Debug, Clone, Zeroize)]
+#[zeroize(drop)]
 pub struct AuthenticatedCipherKey(chacha20poly1305::Key);
 
 const MESSAGE_BASE_LENGTH: usize = 6000;