diff --git a/Cargo.toml b/Cargo.toml
index 9568276..8ccc6db 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "fernet"
-version = "0.2.2"
+version = "0.2.3"
 authors = [
     "Alex Gaynor <alex.gaynor@gmail.com>",
     "Ben Bangert <bbangert@mozilla.com>",
@@ -29,12 +29,12 @@ base64 = "0.22"
 byteorder = "1"
 openssl = { version = "0.10", optional = true }
 getrandom = "0.2"
-zeroize = { version = "1.0", features = ["zeroize_derive"] }
+zeroize = { version = "1.8", features = ["zeroize_derive"] }
 aes = { version = "0.8", optional = true }
 cbc = { version = "0.1", optional = true, features = ["alloc"] }
 hmac = { version = "0.12", optional = true }
 sha2 = { version = "0.10", optional = true }
-subtle = { version = "2.4", optional = true }
+subtle = { version = "2.6", optional = true }
 
 
 [dev-dependencies]