diff --git a/Cargo.lock b/Cargo.lock
index 2fc71cdc3..766872578 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -490,9 +490,9 @@ dependencies = [
 
 [[package]]
 name = "ecdsa"
-version = "0.16.8"
+version = "0.16.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a4b1e0c257a9e9f25f90ff76d7a68360ed497ee519c8e428d1825ef0000799d4"
+checksum = "ee27f32b5c5292967d2d4a9d7f1e0b0aed2c15daded5a60300e4abb9d8020bca"
 dependencies = [
  "der",
  "digest",
@@ -510,9 +510,9 @@ checksum = "a26ae43d7bcc3b814de94796a5e736d4029efb0ee900c12e2d54c993ad1a1e07"
 
 [[package]]
 name = "elliptic-curve"
-version = "0.13.6"
+version = "0.13.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d97ca172ae9dc9f9b779a6e3a65d308f2af74e5b8c921299075bdb4a0370e914"
+checksum = "e9775b22bc152ad86a0cf23f0f348b884b26add12bf741e7ffc4d4ab2ab4d205"
 dependencies = [
  "base16ct",
  "crypto-bigint",
@@ -536,9 +536,9 @@ checksum = "5443807d6dff69373d433ab9ef5378ad8df50ca6298caf15de6e52e24aaf54d5"
 
 [[package]]
 name = "errno"
-version = "0.3.6"
+version = "0.3.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7c18ee0ed65a5f1f81cac6b1d213b69c35fa47d4252ad41f1486dbd8226fe36e"
+checksum = "f258a7194e7f7c2a7837a8913aeab7fd8c383457034fa20ce4dd3dcb813e8eb8"
 dependencies = [
  "libc",
  "windows-sys",
@@ -1034,9 +1034,9 @@ checksum = "5b40af805b3121feab8a3c29f04d8ad262fa8e0561883e7653e024ae4479e6de"
 
 [[package]]
 name = "primeorder"
-version = "0.13.3"
+version = "0.13.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c7dbe9ed3b56368bd99483eb32fe9c17fdd3730aebadc906918ce78d54c7eeb4"
+checksum = "353e1ca18966c16d9deb1c69278edbc5f194139612772bd9537af60ac231e1e6"
 dependencies = [
  "elliptic-curve",
 ]
@@ -1457,9 +1457,9 @@ dependencies = [
 
 [[package]]
 name = "signature"
-version = "2.1.0"
+version = "2.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5e1788eed21689f9cf370582dfc467ef36ed9c707f073528ddafa8d83e3b8500"
+checksum = "77549399552de45a898a580c1b41d445bf730df867cc44e6c0233bbc4b8329de"
 dependencies = [
  "digest",
  "rand_core",
@@ -1589,7 +1589,7 @@ dependencies = [
 
 [[package]]
 name = "tls_codec"
-version = "0.3.0"
+version = "0.4.0-pre.1"
 dependencies = [
  "anstyle",
  "anstyle-parse",
@@ -1605,7 +1605,7 @@ dependencies = [
 
 [[package]]
 name = "tls_codec_derive"
-version = "0.3.0"
+version = "0.4.0-pre.1"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1888,9 +1888,9 @@ dependencies = [
 
 [[package]]
 name = "zeroize"
-version = "1.6.0"
+version = "1.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2a0956f1ba7c7909bfb66c2e9e4124ab6f6482560f6628b5aaeba39207c9aad9"
+checksum = "525b4ec142c6b68a2d10f01f7bbf6755599ca3f81ea53b8431b7dd348f5fdb2d"
 dependencies = [
  "zeroize_derive",
 ]
diff --git a/tls_codec/Cargo.toml b/tls_codec/Cargo.toml
index c8b860d9a..8b99494f6 100644
--- a/tls_codec/Cargo.toml
+++ b/tls_codec/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "tls_codec"
-version = "0.3.0"
+version = "0.4.0-pre.1"
 authors = ["RustCrypto Developers"]
 license = "Apache-2.0 OR MIT"
 documentation = "https://docs.rs/tls_codec/"
@@ -11,14 +11,14 @@ edition = "2021"
 rust-version = "1.60"
 
 [dependencies]
-zeroize = { version = "1.6", default-features = false, features = [
+zeroize = { version = "1.7", default-features = false, features = [
     "alloc",
     "zeroize_derive",
 ] }
 
 # optional dependencies
 arbitrary = { version = "1.3", features = ["derive"], optional = true }
-tls_codec_derive = { version = "=0.3.0", path = "./derive", optional = true }
+tls_codec_derive = { version = "=0.4.0-pre.1", path = "./derive", optional = true }
 serde = { version = "1.0.184", features = ["derive"], optional = true }
 
 [dev-dependencies]
diff --git a/tls_codec/derive/Cargo.toml b/tls_codec/derive/Cargo.toml
index 834096147..f7196d748 100644
--- a/tls_codec/derive/Cargo.toml
+++ b/tls_codec/derive/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "tls_codec_derive"
-version = "0.3.0"
+version = "0.4.0-pre.1"
 authors = ["RustCrypto Developers"]
 license = "Apache-2.0 OR MIT"
 documentation = "https://docs.rs/tls_codec_derive/"