diff --git a/CHANGELOG.md b/CHANGELOG.md
index d81420a0c3..a7366cc9b6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,7 @@ See the [releases page](https://github.com/github/codeql-action/releases) for th
 ## [UNRELEASED]
 
 - Fix bug in PR analysis where user-provided `include` query filter fails to exclude non-included queries. [#2938](https://github.com/github/codeql-action/pull/2938)
+- Update default CodeQL bundle version to 2.22.1. [#2950](https://github.com/github/codeql-action/pull/2950)
 
 ## 3.29.0 - 11 Jun 2025
 
diff --git a/lib/defaults.json b/lib/defaults.json
index 26b1ed0ac8..7dff90930f 100644
--- a/lib/defaults.json
+++ b/lib/defaults.json
@@ -1,6 +1,6 @@
 {
-    "bundleVersion": "codeql-bundle-v2.22.0",
-    "cliVersion": "2.22.0",
-    "priorBundleVersion": "codeql-bundle-v2.21.4",
-    "priorCliVersion": "2.21.4"
+    "bundleVersion": "codeql-bundle-v2.22.1",
+    "cliVersion": "2.22.1",
+    "priorBundleVersion": "codeql-bundle-v2.22.0",
+    "priorCliVersion": "2.22.0"
 }
diff --git a/src/defaults.json b/src/defaults.json
index e02af898f4..b99e6e688c 100644
--- a/src/defaults.json
+++ b/src/defaults.json
@@ -1,6 +1,6 @@
 {
-  "bundleVersion": "codeql-bundle-v2.22.0",
-  "cliVersion": "2.22.0",
-  "priorBundleVersion": "codeql-bundle-v2.21.4",
-  "priorCliVersion": "2.21.4"
+  "bundleVersion": "codeql-bundle-v2.22.1",
+  "cliVersion": "2.22.1",
+  "priorBundleVersion": "codeql-bundle-v2.22.0",
+  "priorCliVersion": "2.22.0"
 }