diff --git a/crates/ctap2-proto/src/authenticator/assertion/get.rs b/crates/ctap2-proto/src/authenticator/assertion/get.rs
index 09018a4..255dbcc 100644
--- a/crates/ctap2-proto/src/authenticator/assertion/get.rs
+++ b/crates/ctap2-proto/src/authenticator/assertion/get.rs
@@ -3,6 +3,7 @@ use crate::{authenticator::client_pin::AuthProtocolVersion, extensions};
 use fido_common::credential::public_key;
 use std::{collections::BTreeMap, usize};
 
+#[derive(Debug)]
 pub enum Error {
     OperationDenied,
     PinNotSet,
@@ -20,6 +21,7 @@ pub enum Error {
 
 /// > The following option keys are defined for use in
 /// > [`assertion::get::Request`]'s `options` parameter.
+#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash, PartialOrd, Ord)]
 pub enum OptionKey {
     /// > user presence: Instructs the authenticator to require user consent
     /// > to complete the operation.
@@ -31,7 +33,7 @@ pub enum OptionKey {
 }
 
 /// Request parameters for [`Ctap2Device::get_assertion`] operation.
-#[derive(Clone, Copy)]
+#[derive(Debug, Clone, Copy)]
 pub struct Request<'a> {
     /// > relying party identifier
     pub relying_party_id: &'a str,
@@ -54,6 +56,7 @@ pub struct Request<'a> {
 }
 
 /// Response structure for [`Ctap2Device::get_assertion`] operation.
+#[derive(Debug, Clone)]
 pub struct Response {
     /// > PublicKeyCredentialDescriptor structure containing the credential
     /// > identifier whose private key was used to generate the assertion.
diff --git a/crates/ctap2-proto/src/authenticator/credential/make.rs b/crates/ctap2-proto/src/authenticator/credential/make.rs
index b39a99c..aa529eb 100644
--- a/crates/ctap2-proto/src/authenticator/credential/make.rs
+++ b/crates/ctap2-proto/src/authenticator/credential/make.rs
@@ -5,6 +5,7 @@ use crate::{
 use fido_common::{attestation, credential::public_key};
 use std::collections::BTreeMap;
 
+#[derive(Debug)]
 pub enum Error {
     OperationDenied,
     PinNotSet,
@@ -24,7 +25,7 @@ pub enum Error {
 
 /// > The following option keys are defined for use in
 /// > `authenticatorMakeCredential`'s `options` parameter.
-#[derive(Clone, Copy, PartialEq, Eq, Hash, PartialOrd, Ord)]
+#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash, PartialOrd, Ord)]
 pub enum OptionKey {
     /// > Specifies whether this credential is to be discoverable or
     /// > not.
@@ -40,7 +41,7 @@ pub enum OptionKey {
 }
 
 /// Input parameters for [`Ctap2Device::make_credential`] operation.
-#[derive(Clone, Copy)]
+#[derive(Debug, Clone, Copy)]
 pub struct Request<'a> {
     /// > Hash of the ClientData contextual binding specified by host.
     pub client_data_hash: &'a Sha256Hash,
@@ -84,6 +85,7 @@ pub struct Request<'a> {
     pub enterprise_attestation: Option<attestation::enterprise::Kind>,
 }
 
+#[derive(Debug)]
 pub struct Response {
     pub format: fido_common::attestation::FormatIdentifier,
     pub authenticator_data: authenticator::Data,