diff --git a/plugins/languages/treesitter.nix b/plugins/languages/treesitter.nix
index 439f7898..5e68f1b2 100644
--- a/plugins/languages/treesitter.nix
+++ b/plugins/languages/treesitter.nix
@@ -9,6 +9,11 @@ in
     programs.nixvim.plugins.treesitter = {
       enable = mkEnableOption "Enable tree-sitter syntax highlighting";
 
+      nixGrammars = mkOption {
+        type = types.bool;
+        default = false;
+        description = "Install grammars with Nix (beta)";
+      };
       ensureInstalled = mkOption {
         type = with types; oneOf [ (enum [ "all" "maintained" ]) (listOf str) ];
         default = "maintained";
@@ -79,7 +84,9 @@ in
         require('nvim-treesitter.configs').setup(${helpers.toLuaObject tsOptions})
       '';
 
-      extraPlugins = [ pkgs.vimPlugins.nvim-treesitter ];
+      extraPlugins = with pkgs; if cfg.nixGrammars then
+      [ (vimPlugins.nvim-treesitter.withPlugins(_: tree-sitter.allGrammars)) ]
+      else [ vimPlugins.nvim-treesitter ];
       extraPackages = [ pkgs.tree-sitter pkgs.nodejs ];
 
       options = mkIf cfg.folding {