diff --git a/docs/index.md b/docs/index.md
index eca3f1a9..1293ec48 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -46,6 +46,7 @@ Parsers for these languages are fairly complete:
 * [Python](https://github.com/tree-sitter/tree-sitter-python)
 * [Ruby](https://github.com/tree-sitter/tree-sitter-ruby)
 * [Rust](https://github.com/tree-sitter/tree-sitter-rust)
+* [R](https://github.com/r-lib/tree-sitter-r)
 * [SystemRDL](https://github.com/SystemRDL/tree-sitter-systemrdl)
 * [TOML](https://github.com/ikatyang/tree-sitter-toml)
 * [TypeScript](https://github.com/tree-sitter/tree-sitter-typescript)