diff --git a/CHANGELOG.md b/CHANGELOG.md
index b37aecbe78..753176f7df 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,11 @@ See the [releases page](https://github.com/github/codeql-action/releases) for th
 
 ## [UNRELEASED]
 
+No user facing changes.
+
+## 2.21.4 - 14 Aug 2023
+
+- Update default CodeQL bundle version to 2.14.2. [#1831](https://github.com/github/codeql-action/pull/1831)
 - Log a warning if the amount of available disk space runs low during a code scanning run. [#1825](https://github.com/github/codeql-action/pull/1825)
 - When downloading CodeQL bundle version 2.13.4 and later, cache these bundles in the Actions tool cache using a simpler version number. [#1832](https://github.com/github/codeql-action/pull/1832)
 - Fix an issue that first appeared in CodeQL Action v2.21.2 that prevented CodeQL invocations from being logged. [#1833](https://github.com/github/codeql-action/pull/1833)
@@ -14,7 +19,6 @@ See the [releases page](https://github.com/github/codeql-action/releases) for th
 - We are rolling out a feature in August 2023 that will improve multi-threaded performance on larger runners. [#1817](https://github.com/github/codeql-action/pull/1817)
 - We are rolling out a feature in August 2023 that adds beta support for [Project Lombok](https://projectlombok.org/) when analyzing Java. [#1809](https://github.com/github/codeql-action/pull/1809)
 - Reduce disk space usage when downloading the CodeQL bundle. [#1820](https://github.com/github/codeql-action/pull/1820)
-- Update default CodeQL bundle version to 2.14.2. [#1831](https://github.com/github/codeql-action/pull/1831)
 
 ## 2.21.2 - 28 Jul 2023
 
diff --git a/node_modules/.package-lock.json b/node_modules/.package-lock.json
index 6e093ccfec..ddc789f8cb 100644
--- a/node_modules/.package-lock.json
+++ b/node_modules/.package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "codeql",
-  "version": "2.21.4",
+  "version": "2.21.5",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
diff --git a/package-lock.json b/package-lock.json
index ebfad1bf52..df249ea8e3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "codeql",
-  "version": "2.21.4",
+  "version": "2.21.5",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "codeql",
-      "version": "2.21.4",
+      "version": "2.21.5",
       "license": "MIT",
       "dependencies": {
         "@actions/artifact": "^1.1.1",
diff --git a/package.json b/package.json
index db0ce9012a..e9db4ab912 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "codeql",
-  "version": "2.21.4",
+  "version": "2.21.5",
   "private": true,
   "description": "CodeQL action",
   "scripts": {