diff --git a/pkgs/development/python-modules/textual-universal-directorytree/default.nix b/pkgs/development/python-modules/textual-universal-directorytree/default.nix
index 5f14accbaca7..875d66315040 100644
--- a/pkgs/development/python-modules/textual-universal-directorytree/default.nix
+++ b/pkgs/development/python-modules/textual-universal-directorytree/default.nix
@@ -10,12 +10,15 @@
 , paramiko
 , requests
 , s3fs
+, pythonOlder
 }:
 
 buildPythonPackage rec {
   pname = "textual-universal-directorytree";
   version = "1.0.2";
-  format = "pyproject";
+  pyproject = true;
+
+  disabled = pythonOlder "3.8";
 
   src = fetchFromGitHub {
     owner = "juftin";
@@ -44,7 +47,9 @@ buildPythonPackage rec {
     ];
   };
 
-  pythonImportsCheck = [ "textual_universal_directorytree" ];
+  pythonImportsCheck = [
+    "textual_universal_directorytree"
+  ];
 
   meta = with lib; {
     description = "Textual plugin for a DirectoryTree compatible with remote filesystems";