diff --git a/package.json b/package.json
index d33010c..25127a2 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
   "name": "parse-tree",
   "displayName": "Parse tree",
   "description": "Access document syntax using tree-sitter",
-  "version": "0.36.0",
+  "version": "0.37.0",
   "publisher": "pokey",
   "repository": {
     "type": "git",
@@ -26,11 +26,11 @@
     "onLanguage:c",
     "onLanguage:clojure",
     "onLanguage:cpp",
-    "onLanguage:css",
     "onLanguage:csharp",
+    "onLanguage:css",
     "onLanguage:dart",
-    "onLanguage:elm",
     "onLanguage:elixir",
+    "onLanguage:elm",
     "onLanguage:gleam",
     "onLanguage:go",
     "onLanguage:haskell",
@@ -39,8 +39,8 @@
     "onLanguage:javascript",
     "onLanguage:javascriptreact",
     "onLanguage:json",
-    "onLanguage:jsonl",
     "onLanguage:jsonc",
+    "onLanguage:jsonl",
     "onLanguage:julia",
     "onLanguage:kotlin",
     "onLanguage:latex",
@@ -50,6 +50,7 @@
     "onLanguage:perl",
     "onLanguage:php",
     "onLanguage:python",
+    "onLanguage:r",
     "onLanguage:ruby",
     "onLanguage:rust",
     "onLanguage:scala",
diff --git a/src/extension.ts b/src/extension.ts
index 5ab43dd..a3c2b7e 100644
--- a/src/extension.ts
+++ b/src/extension.ts
@@ -41,6 +41,7 @@ const languages: {
   perl: { module: "tree-sitter-perl" },
   php: { module: "tree-sitter-php" },
   python: { module: "tree-sitter-python" },
+  r: { module: "tree-sitter-r" },
   ruby: { module: "tree-sitter-ruby" },
   rust: { module: "tree-sitter-rust" },
   scala: { module: "tree-sitter-scala" },