diff --git a/Cargo.lock b/Cargo.lock
index 6557b004..98c19f18 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -272,9 +272,9 @@ dependencies = [
 
 [[package]]
 name = "ed25519"
-version = "2.2.2"
+version = "2.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "60f6d271ca33075c88028be6f04d502853d63a5ece419d269c15315d4fc1cf1d"
+checksum = "115531babc129696a58c64a4fef0a8bf9e9698629fb97e9e40767d235cfbcd53"
 dependencies = [
  "pkcs8",
  "signature",