diff --git a/Cargo.lock b/Cargo.lock
index 9ad67adc..a55c29ed 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -916,6 +916,27 @@ dependencies = [
  "log",
 ]
 
+[[package]]
+name = "tls_codec"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d38a1d5fcfa859f0ec2b5e111dc903890bd7dac7f34713232bf9aa4fd7cad7b2"
+dependencies = [
+ "tls_codec_derive",
+ "zeroize",
+]
+
+[[package]]
+name = "tls_codec_derive"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d8e00e3e7a54e0f1c8834ce72ed49c8487fbd3f801d8cfe1a0ad0640382f8e15"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "typenum"
 version = "1.17.0"
@@ -957,15 +978,16 @@ checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
 
 [[package]]
 name = "x509-cert"
-version = "0.2.4"
+version = "0.2.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "25eefca1d99701da3a57feb07e5079fc62abba059fc139e98c13bbb250f3ef29"
+checksum = "1301e935010a701ae5f8655edc0ad17c44bad3ac5ce8c39185f75453b720ae94"
 dependencies = [
  "const-oid",
  "der",
  "sha1",
  "signature",
  "spki",
+ "tls_codec",
 ]
 
 [[package]]
diff --git a/Cargo.toml b/Cargo.toml
index 690af5fc..797c7b2a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -54,7 +54,7 @@ tiny_http = { version = "0.12", optional = true }
 ed25519-dalek = "2"
 once_cell = "1"
 p256 = { version = "0.13", features = ["ecdsa"] }
-x509-cert = { version = "0.2.4", features = ["builder"] }
+x509-cert = { version = "0.2.5", features = ["builder"] }
 
 [features]
 default = ["http", "passwords", "setup"]