diff --git a/codec/Cargo.toml b/codec/Cargo.toml
index ca82eb9..ab2c745 100644
--- a/codec/Cargo.toml
+++ b/codec/Cargo.toml
@@ -7,7 +7,7 @@ edition = "2024"
 mtp-type-map = { version = "0.2.0", path = "../type-map" }
 mtp-common = { version = "0.2.0", path = "../common" }
 mtp-crypto = { version = "0.2.0", path = "../crypto", optional = true }
-base64 = "0.22"
+base64 = "0.23"
 byteorder = "1.5"
 rand = { version = "0.10.1", features = ["std", "std_rng"] }
 
diff --git a/crypto/Cargo.toml b/crypto/Cargo.toml
index d61c03e..404c56f 100644
--- a/crypto/Cargo.toml
+++ b/crypto/Cargo.toml
@@ -17,7 +17,7 @@ hkdf = { version = "0.13", optional = true }
 sha2 = { version = "0.11", optional = true }
 zeroize = { version = "1.9", features = ["derive"] }
 thiserror = "1"
-base64 = "0.22"
+base64 = "0.23"
 rand_core = { version = "0.10.1" }
 rand = "0.10.2"
 getrandom = "0.4.3"
diff --git a/example/Cargo.lock b/example/Cargo.lock
index bfb80be..4506a30 100644
--- a/example/Cargo.lock
+++ b/example/Cargo.lock
@@ -104,6 +104,12 @@ version = "0.22.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "72b3254f16251a8381aa12e40e3c4d2f0199f8c6508fbecb9d91f575e0fbb8c6"
 
+[[package]]
+name = "base64"
+version = "0.23.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ac07cdecf99051d9a5238b80f35af32cdeba5b336e55d957b318b50137e18da5"
+
 [[package]]
 name = "base64ct"
 version = "1.8.3"
@@ -495,7 +501,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "39cab71617ae0d63f51a36d69f866391735b51691dbda63cf6f96d042b63efeb"
 dependencies = [
  "libc",
- "windows-sys 0.52.0",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -1257,7 +1263,7 @@ dependencies = [
 name = "mtp-codec"
 version = "0.2.0"
 dependencies = [
- "base64",
+ "base64 0.23.1",
  "byteorder",
  "mtp-common",
  "mtp-crypto",
@@ -1279,7 +1285,7 @@ dependencies = [
 name = "mtp-crypto"
 version = "0.2.0"
 dependencies = [
- "base64",
+ "base64 0.23.1",
  "chacha20poly1305",
  "ed25519-dalek",
  "getrandom 0.4.3",
@@ -1490,7 +1496,7 @@ version = "3.0.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1d30c53c26bc5b31a98cd02d20f25a7c8567146caf63ed593a9d87b2775291be"
 dependencies = [
- "base64",
+ "base64 0.22.1",
  "serde_core",
 ]
 
@@ -1648,7 +1654,7 @@ dependencies = [
  "once_cell",
  "socket2",
  "tracing",
- "windows-sys 0.52.0",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -1840,7 +1846,7 @@ dependencies = [
  "security-framework",
  "security-framework-sys",
  "webpki-root-certs",
- "windows-sys 0.52.0",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -1986,7 +1992,7 @@ dependencies = [
 name = "server"
 version = "0.2.0"
 dependencies = [
- "base64",
+ "base64 0.23.1",
  "hex",
  "http",
  "mtp",
@@ -2579,7 +2585,7 @@ version = "0.1.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c2a7b1c03c876122aa43f3020e6c3c3ee5c05081c9a00739faf7503aeba10d22"
 dependencies = [
- "windows-sys 0.52.0",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
diff --git a/example/server/Cargo.toml b/example/server/Cargo.toml
index a2586e6..c4c3f1f 100644
--- a/example/server/Cargo.toml
+++ b/example/server/Cargo.toml
@@ -13,7 +13,7 @@ tokio = { version = "1", features = ["full"] }
 http = "1"
 serde_json = { version = "1" }
 hex = "0.4"
-base64 = "0.22"
+base64 = "0.23"
 tracing-subscriber = "0.3.23"
 serde = { version = "1", features = ["derive"] }
 rand = "0.10.1"