diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3835a51..abad31d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,17 @@
 # Changelog
 
-## [4.0.0]
+## [4.0.1] - 2023-12-14
+
+### Added
+
+- Add `"assemblyai/mistral-7b"` to `LemurModel` type
+
+### Changed
+
+- Update types with `@example`
+- Update types with `Format: uuid` if applicable
+
+## [4.0.0] - 2023-12-08
 
 ### Added
 
diff --git a/package.json b/package.json
index 1a51edd..5613677 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "assemblyai",
-  "version": "4.0.0",
+  "version": "4.0.1",
   "description": "The AssemblyAI JavaScript SDK provides an easy-to-use interface for interacting with the AssemblyAI API, which supports async and real-time transcription, as well as the latest LeMUR models.",
   "engines": {
     "node": ">=18"