diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2e45c25..397ba18 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,10 @@
+## 0.12.3
+
+IMPROVEMENTS:
+
+- Add NodeTransformer to context to allow AST transformations
+- The StaticChecker helper should not parse the input (minor backward incompatibility)
+
 ## 0.12.2
 
 BUGFIXES: