diff --git a/crypto/Cargo.toml b/crypto/Cargo.toml
index 404c56f..1b74e5a 100644
--- a/crypto/Cargo.toml
+++ b/crypto/Cargo.toml
@@ -9,7 +9,7 @@ ignored = ["rand_core"]
 [dependencies]
 chacha20poly1305 = { version = "0.10", optional = true }
 aes-gcm = { version = "0.10", optional = true }
-ed25519-dalek = { version = "2.2", optional = true, features = [
+ed25519-dalek = { version = "3.0", optional = true, features = [
     "pkcs8",
     "pem",
 ] }