diff --git a/crates/proto/src/rr/dnssec/mod.rs b/crates/proto/src/rr/dnssec/mod.rs
index 1e798bbed1..701e30155e 100644
--- a/crates/proto/src/rr/dnssec/mod.rs
+++ b/crates/proto/src/rr/dnssec/mod.rs
@@ -49,7 +49,7 @@ pub use ring::digest::Digest;
 
 /// This is an empty type, enable Ring or OpenSSL for this feature
 #[cfg(not(any(feature = "openssl", feature = "ring")))]
-#[derive(Copy, Debug)]
+#[derive(Copy, Clone, Debug)]
 pub struct Digest;
 
 #[cfg(not(any(feature = "openssl", feature = "ring")))]