diff --git a/core/crypto/src/signature.rs b/core/crypto/src/signature.rs
index ba61f830d23..d0cbd9e5aef 100644
--- a/core/crypto/src/signature.rs
+++ b/core/crypto/src/signature.rs
@@ -77,7 +77,7 @@ fn split_key_type_data(value: &str) -> Result<(KeyType, &str), crate::errors::Pa
     }
 }
 
-#[derive(Copy, Clone)]
+#[derive(Clone)]
 pub struct Secp256K1PublicKey([u8; 64]);
 
 #[cfg(feature = "deepsize_feature")]
@@ -154,7 +154,7 @@ impl Ord for Secp256K1PublicKey {
 }
 
 #[cfg_attr(feature = "deepsize_feature", derive(DeepSizeOf))]
-#[derive(Copy, Clone, derive_more::AsRef)]
+#[derive(Clone, derive_more::AsRef)]
 #[as_ref(forward)]
 pub struct ED25519PublicKey(pub [u8; ed25519_dalek::PUBLIC_KEY_LENGTH]);