diff --git a/Cargo.lock b/Cargo.lock
index e4c815096..cb6516845 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -249,7 +249,7 @@ dependencies = [
  "der",
  "hex-literal",
  "spki",
- "x509-cert 0.2.1",
+ "x509-cert",
 ]
 
 [[package]]
@@ -261,7 +261,7 @@ dependencies = [
  "hex-literal",
  "pkcs5",
  "spki",
- "x509-cert 0.2.1",
+ "x509-cert",
 ]
 
 [[package]]
@@ -334,7 +334,7 @@ dependencies = [
  "const-oid 0.9.2",
  "der",
  "spki",
- "x509-cert 0.2.1",
+ "x509-cert",
 ]
 
 [[package]]
@@ -1007,7 +1007,7 @@ dependencies = [
  "der",
  "hex-literal",
  "spki",
- "x509-cert 0.2.1",
+ "x509-cert",
 ]
 
 [[package]]
@@ -1969,18 +1969,7 @@ dependencies = [
 
 [[package]]
 name = "x509-cert"
-version = "0.2.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0103e822c47e037cb45b34873a31e33181dc4db3a97123b2ecce49c6d4081bab"
-dependencies = [
- "const-oid 0.9.2",
- "der",
- "spki",
-]
-
-[[package]]
-name = "x509-cert"
-version = "0.2.2-pre.1"
+version = "0.2.2"
 dependencies = [
  "arbitrary",
  "const-oid 0.9.2",
@@ -2016,7 +2005,7 @@ dependencies = [
  "der",
  "hex-literal",
  "spki",
- "x509-cert 0.2.1",
+ "x509-cert",
 ]
 
 [[package]]
diff --git a/x509-cert/CHANGELOG.md b/x509-cert/CHANGELOG.md
index a1d96ee1c..b6391a008 100644
--- a/x509-cert/CHANGELOG.md
+++ b/x509-cert/CHANGELOG.md
@@ -4,7 +4,7 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## 0.2.2 (unreleased)
+## 0.2.2 (2023-05-19)
 
 ### Added
 - Certificate builder ([#764])
diff --git a/x509-cert/Cargo.toml b/x509-cert/Cargo.toml
index 648eee89d..d0bde3070 100644
--- a/x509-cert/Cargo.toml
+++ b/x509-cert/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "x509-cert"
-version = "0.2.2-pre.1"
+version = "0.2.2"
 description = """
 Pure Rust implementation of the X.509 Public Key Infrastructure Certificate
 format as described in RFC 5280