diff --git a/CHANGELOG.md b/CHANGELOG.md
index b8e10b5..4990e1f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 ## main
 
+## 0.9.0
+
+- Migrate source code to TypeScript (should not affect consumers, but marking as new minor just in case)
+
 ## 0.8.0
 
 - Drop support for Node 15