diff --git a/Cargo.lock b/Cargo.lock
index 2822d07794c31f548556ccc29f92786ff919d222..c87308c3e0cf5a9e4e336c6fd6a81f77b40ea35b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -33,7 +33,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "duniter-keys"
-version = "0.2.0"
+version = "0.3.0"
 dependencies = [
  "base58 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "base64 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
diff --git a/keys/ed25519.rs b/keys/ed25519.rs
index ad8b5c53cdb3bf3bebb47ef08b1f7ad5ed55743f..72cc61fbaf750f932ab1ca25536f21c55b3b481b 100644
--- a/keys/ed25519.rs
+++ b/keys/ed25519.rs
@@ -312,7 +312,7 @@ impl KeyPairFromSaltedPasswordGenerator {
 #[cfg(test)]
 mod tests {
     use super::*;
-    use {KeyPair, PrivateKey, PublicKey, Signature};
+    use {KeyPair, Signature};
 
     #[test]
     fn base58_private_key() {