diff --git a/CHANGELOG.md b/CHANGELOG.md
index 17fe825..9318b5f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,6 @@
 # Popover Attribute Polyfill Changelog
 
-## UNRELEASED
+## 0.2.3: 2023-09-18
 
 - 💥 BREAKING: Drop `:open` styles --
   [#128](https://github.com/oddbird/popover-polyfill/pull/128)
diff --git a/package-lock.json b/package-lock.json
index 0a77137..f6c9c93 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@oddbird/popover-polyfill",
-  "version": "0.2.2",
+  "version": "0.2.3",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "@oddbird/popover-polyfill",
-      "version": "0.2.2",
+      "version": "0.2.3",
       "license": "BSD-3-Clause",
       "devDependencies": {
         "@playwright/test": "1.33.0",
diff --git a/package.json b/package.json
index 184da69..683ecc7 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@oddbird/popover-polyfill",
-  "version": "0.2.2",
+  "version": "0.2.3",
   "description": "Popover Attribute Polyfill",
   "license": "BSD-3-Clause",
   "publishConfig": {