diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3c55155..56c2928 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -21,6 +21,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Fixed
 - Fixed `GeomType` enum not being exposed in package `__init__.py` - users can now import it directly with `from moldflow import GeomType`
+- Fixed invalid `DUAL_DOMAIN` enum value in `GeomType` - replaced with `FUSION = "Fusion"` to match valid Moldflow API values
+- Fixed missing `-> bool` return type annotations for `MeshGenerator.generate()` and `MeshGenerator.save_options()` methods
 
 ### Security
 - N/A