diff --git a/pkgs/by-name/tree-sitter-nix-shell/package.nix b/pkgs/by-name/tree-sitter-nix-shell/package.nix
index 49aea8f13..47763d11d 100644
--- a/pkgs/by-name/tree-sitter-nix-shell/package.nix
+++ b/pkgs/by-name/tree-sitter-nix-shell/package.nix
@@ -1,18 +1,21 @@
-{ lib
-, fetchFromGitea
-, htmlq
-, tree-sitter
-, tree-sitter-nix-shell
+{
+  fetchFromGitea,
+  htmlq,
+  lib,
+  neovimUtils,
+  tree,
+  tree-sitter,
+  tree-sitter-nix-shell,
 }:
 
 tree-sitter.buildGrammar {
-  version = "0.1.0";
+  version = "0.2.0";
   src = fetchFromGitea {
     domain = "git.uninsane.org";
     owner = "colin";
     repo = "tree-sitter-nix-shell";
-    rev = "c2fcc8b6ee91af2cb58a38f62c0800f82d783738";
-    hash = "sha256-NU7p4KieSkYRhTSgL5qwFJ9n7hGJwTn0rynicfOf9oA=";
+    rev = "41849dc40d776841a3104d15c8b8ac69425f17f7";
+    hash = "sha256-6+I3EiKj82yzyteV1jkhI2aHaBPw5E7cLUztnYhieWk=";
   };
 
   language = "nix-shell";
@@ -21,17 +24,39 @@ tree-sitter.buildGrammar {
 
   nativeCheckInputs = [ htmlq ];
   checkPhase = ''
+    runHook preCheck
     (cd ..; make test)
+    runHook postCheck
   '';
   doCheck = true;
 
+  nativeInstallCheckInputs = [ tree ];
+  installCheckPhase = ''
+    runHook preInstallCheck
+
+    # i'm too dumb to know which installed files are necessary for e.g. neovim,
+    # but the original package (pre 2025-03-15) had:
+    # - $out/parser (elf file; also found in e.g. vimPlugins.nvim-treesitter.grammarPlugins.latex.origGrammar)
+    # - $out/queries/{highlights.scm,injections.scm}
+    #
+    # N.B. that said original parser never actually worked with neovim (only with helix?)
+    (test -x $out/parser && test -f $out/queries/highlights.scm && test -f $out/queries/injections.scm) || \
+      (tree $out; echo "expected output to contain /parser and /queries/"; false)
+
+    runHook postInstallCheck
+  '';
+  doInstallCheck = true;
+
   passthru = {
     generated = tree-sitter-nix-shell.overrideAttrs (orig: {
       # provide a package which has the output of `tree-sitter generate`, but not the binary compiled parser
-      buildPhase = "true";
+      dontBuild = true;
       installPhase = "cp -r . $out";
-      checkPhase = "true";
+      doCheck = false;
+      doInstallCheck = false;
     });
+    # see comment in <repo:nixos/nixpkgs:pkgs/applications/editors/neovim/utils.nix>
+    nvimPlugin = neovimUtils.grammarToPlugin tree-sitter-nix-shell;
   };
 
   meta = with lib; {