diff --git a/modules/lang/haskell/README.org b/modules/lang/haskell/README.org
index d47221386..0e089a69d 100644
--- a/modules/lang/haskell/README.org
+++ b/modules/lang/haskell/README.org
@@ -15,7 +15,10 @@ This module adds Haskell support to Doom Emacs.
 - +lsp ::
   Enable LSP support for ~haskell-mode~. Requires [[doom-module::tools lsp]] and a langserver
   (supports [[https://github.com/haskell/haskell-language-server][haskell-language-server]]).
-
+- +tree-sitter ::
+  Leverages tree-sitter for better syntax highlighting and structural text
+  editing. Requires [[doom-module::tools tree-sitter]].
+  
 ** Packages
 - [[doom-package:haskell-mode]]
 - [[doom-package:lsp-haskell]] if [[doom-module:+lsp]]