diff --git a/Cargo.lock b/Cargo.lock
index ea0af88..fd72438 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -20,7 +20,7 @@ dependencies = [
 
 [[package]]
 name = "aesni"
-version = "0.4.1"
+version = "0.99.99"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "block-cipher-trait 0.5.3 (registry+https://github.com/rust-lang/crates.io-index)",
diff --git a/zip32/Cargo.toml b/zip32/Cargo.toml
index 05923c8..047107f 100644
--- a/zip32/Cargo.toml
+++ b/zip32/Cargo.toml
@@ -2,6 +2,7 @@
 name = "zip32"
 version = "0.0.0"
 authors = [
+    "The Hush Developers",
     "Jack Grigg <jack@z.cash>",
 ]
 license = "MIT/Apache-2.0"
@@ -12,7 +13,7 @@ homepage = "https://github.com/zcash-hackworks/zip32"
 repository = "https://github.com/zcash-hackworks/zip32"
 
 [dependencies]
-aes = "0.2"
+aes = "0.4"
 byteorder = "1"
 ff = { path = "../ff" }
 fpe = "0.1"