diff --git a/CHANGELOG.md b/CHANGELOG.md
index dfbd7ed5..d54a38ca 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,8 @@
 # Changelog
 
 ## Unreleased
+
+## 0.12.50 - 2023-09-21
 - Add `Assembly` support
 
 ## 0.12.49 - 2023-09-10
diff --git a/tree-sitter-langs-build.el b/tree-sitter-langs-build.el
index c0fc290c..e68dfb76 100644
--- a/tree-sitter-langs-build.el
+++ b/tree-sitter-langs-build.el
@@ -227,7 +227,7 @@ latest commit."
 ;; ---------------------------------------------------------------------------
 ;;; Building language grammars.
 
-(defconst tree-sitter-langs--bundle-version "0.12.49"
+(defconst tree-sitter-langs--bundle-version "0.12.50"
   "Version of the grammar bundle.
 This should be bumped whenever a language submodule is updated, which should be
 infrequent (grammar-only changes). It is different from the version of
diff --git a/tree-sitter-langs.el b/tree-sitter-langs.el
index bf4ef92b..127ed45c 100644
--- a/tree-sitter-langs.el
+++ b/tree-sitter-langs.el
@@ -5,7 +5,7 @@
 ;; Author: Tuấn-Anh Nguyễn <ubolonton@gmail.com>
 ;; Keywords: languages tools parsers tree-sitter
 ;; Homepage: https://github.com/emacs-tree-sitter/tree-sitter-langs
-;; Version: 0.12.49
+;; Version: 0.12.50
 ;; Package-Requires: ((emacs "25.1") (tree-sitter "0.15.0"))
 ;; SPDX-License-Identifier: MIT