diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 11ee94f..d15f5ed 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "2.2.1"
+  ".": "2.2.2"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..e3de88e
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,9 @@
+# Changelog
+
+## [2.2.2](https://github.com/OpenDisplay/Firmware_Silabs/compare/2.2.1...2.2.2) (2026-08-01)
+
+
+### Continuous Integration
+
+* adopt release-please for firmware releases ([1f5faa3](https://github.com/OpenDisplay/Firmware_Silabs/commit/1f5faa302120130b43a8fda52bd1a86cd781b3b3))
+* adopt release-please for firmware releases ([3d776f0](https://github.com/OpenDisplay/Firmware_Silabs/commit/3d776f017d1b08c42fdb6b1ea4857010c79fe71a))