diff --git a/pkgs/development/python-modules/tree-sitter-markdown/default.nix b/pkgs/development/python-modules/tree-sitter-markdown/default.nix
index 554324248f4b..2fcc34269bb8 100644
--- a/pkgs/development/python-modules/tree-sitter-markdown/default.nix
+++ b/pkgs/development/python-modules/tree-sitter-markdown/default.nix
@@ -5,12 +5,10 @@
   setuptools,
   tree-sitter,
   pytestCheckHook,
-  nix-update-script,
 }:
 
 buildPythonPackage rec {
   pname = "tree-sitter-markdown";
-  # only update to the latest version on PyPI
   version = "0.5.0";
   pyproject = true;
 
@@ -38,15 +36,6 @@ buildPythonPackage rec {
     tree-sitter
   ];
 
-  passthru.updateScript = nix-update-script {
-    extraArgs = [
-      # later versions have incompatible changes, pin it to the latest on PyPI
-      # reverse-dependencies also pull packages from PyPI, see:
-      # https://github.com/Textualize/textual/issues/5868
-      "--version=0.3.2"
-    ];
-  };
-
   meta = {
     description = "Markdown grammar for tree-sitter";
     homepage = "https://github.com/tree-sitter-grammars/tree-sitter-markdown";