diff --git a/pkgs/development/python-modules/unicodedata2/default.nix b/pkgs/development/python-modules/unicodedata2/default.nix
index 7a9d4d3fc647..25dcbd7c37f3 100644
--- a/pkgs/development/python-modules/unicodedata2/default.nix
+++ b/pkgs/development/python-modules/unicodedata2/default.nix
@@ -1,17 +1,25 @@
-{ lib, buildPythonPackage, fetchPypi, pytestCheckHook, isPy27 }:
+{ lib
+, buildPythonPackage
+, fetchPypi
+, pytestCheckHook
+, pythonOlder
+}:
 
 buildPythonPackage rec {
   pname = "unicodedata2";
   version = "15.1.0";
+  format = "setuptools";
 
-  disabled = isPy27;
+  disabled = pythonOlder "3.7";
 
   src = fetchPypi {
     inherit version pname;
-    sha256 = "sha256-yzDxia1mSC+FKaRdpxsqiEHpvSuzdswpMwA6SlWgdkg=";
+    hash = "sha256-yzDxia1mSC+FKaRdpxsqiEHpvSuzdswpMwA6SlWgdkg=";
   };
 
-  nativeCheckInputs = [ pytestCheckHook ];
+  nativeCheckInputs = [
+    pytestCheckHook
+  ];
 
   meta = with lib; {
     description = "Backport and updates for the unicodedata module";