diff --git a/CHANGELOG.md b/CHANGELOG.md
index a04e42e7..eff9daca 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,13 @@
 # Changelog
 All notable changes to this project will be documented in this file.
 
+## [4.3.1](https://github.com/typescript-language-server/typescript-language-server/compare/v4.3.0...v4.3.1) (2024-01-12)
+
+
+### Bug Fixes
+
+* out of date diagnostics after closing and re-opening a file ([#851](https://github.com/typescript-language-server/typescript-language-server/issues/851)) ([f395cd6](https://github.com/typescript-language-server/typescript-language-server/commit/f395cd67fc0fefb06e301eecb3b0af492c6672da))
+
 ## [4.3.0](https://github.com/typescript-language-server/typescript-language-server/compare/v4.2.0...v4.3.0) (2024-01-08)
 
 
diff --git a/package.json b/package.json
index fb1e1cef..c2d503ed 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "typescript-language-server",
-  "version": "4.3.0",
+  "version": "4.3.1",
   "description": "Language Server Protocol (LSP) implementation for TypeScript using tsserver",
   "author": "TypeFox and others",
   "license": "Apache-2.0",