diff --git a/Cargo.toml b/Cargo.toml
index e7d44b0..c50b365 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "tree-sitter-sml"
 description = "Standard ML (SML) grammar for tree-sitter"
-version = "0.22.0"
+version = "0.22.1"
 author = "Matthew Fluet <Matthew.Fluet@gmail.com> (https://github.com/MatthewFluet)"
 license = "MIT"
 readme = "README.md"
diff --git a/Makefile b/Makefile
index 653c764..ee46ec0 100644
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,4 @@
-VERSION := 0.22.0
+VERSION := 0.22.1
 
 LANGUAGE_NAME := tree-sitter-sml
 
diff --git a/package.json b/package.json
index a0790e1..42b0632 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "tree-sitter-sml",
-  "version": "0.22.0",
+  "version": "0.22.1",
   "description": "Standard ML (SML) grammar for tree-sitter",
   "author": "Matthew Fluet <Matthew.Fluet@gmail.com> (https://github.com/MatthewFluet)",
   "repository": "github:MatthewFluet/tree-sitter-sml",
diff --git a/pyproject.toml b/pyproject.toml
index f026ac4..1acf017 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -5,7 +5,7 @@ build-backend = "setuptools.build_meta"
 [project]
 name = "tree-sitter-sml"
 description = "Standard ML (SML) grammar for tree-sitter"
-version = "0.22.0"
+version = "0.22.1"
 authors = [
   {name = "Matthew Fluet", email = "Matthew.Fluet@gmail.com"},
 ]