diff --git a/keyfork-derive-openpgp/src/main.rs b/keyfork-derive-openpgp/src/main.rs
index 0fa9d03..ce2a891 100644
--- a/keyfork-derive-openpgp/src/main.rs
+++ b/keyfork-derive-openpgp/src/main.rs
@@ -1,24 +1,11 @@
-use std::{
-    env,
-    str::FromStr,
-    time::{Duration, SystemTime},
-};
+use std::{env, str::FromStr};
 
-use ed25519_dalek::SigningKey;
 use keyfork_derive_util::{
     request::{DerivationAlgorithm, DerivationRequest},
-    DerivationIndex, DerivationPath, ExtendedPrivateKey, PrivateKey,
+    DerivationIndex, DerivationPath,
 };
 use keyforkd_client::Client;
-use sequoia_openpgp::{
-    packet::{
-        key::{Key4, PrimaryRole, SubordinateRole},
-        signature::SignatureBuilder,
-        Key, UserID,
-    },
-    types::{KeyFlags, SignatureType},
-    Cert, Packet,
-};
+use sequoia_openpgp::{packet::UserID, types::KeyFlags};
 
 #[derive(Debug, thiserror::Error)]
 enum Error {
@@ -121,7 +108,10 @@ fn main() -> Result<(), Box<dyn std::error::Error>> {
 
     let request = DerivationRequest::new(DerivationAlgorithm::Ed25519, &path);
     let derived_data = Client::discover_socket()?.request(&request)?;
-    let subkeys = subkey_format.iter().map(|kt| kt.inner().clone()).collect::<Vec<_>>();
+    let subkeys = subkey_format
+        .iter()
+        .map(|kt| kt.inner().clone())
+        .collect::<Vec<_>>();
 
     let cert = keyfork_derive_openpgp::derive(derived_data, subkeys.as_slice(), default_userid)?;