diff --git a/pkgs/development/python-modules/locket/default.nix b/pkgs/development/python-modules/locket/default.nix
index fd75a965c52f..e416d8dd8288 100644
--- a/pkgs/development/python-modules/locket/default.nix
+++ b/pkgs/development/python-modules/locket/default.nix
@@ -1,21 +1,30 @@
-{ lib, buildPythonPackage, fetchPypi, pytest }:
+{ lib
+, buildPythonPackage
+, fetchPypi
+, pythonOlder
+}:
 
 buildPythonPackage rec {
   pname = "locket";
-  version = "0.2.1";
+  version = "1.0.0";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.7";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "3e1faba403619fe201552f083f1ecbf23f550941bc51985ac6ed4d02d25056dd";
+    hash = "sha256-XA1MBSqLu/dQ4Fao5lzNMJCG9PDxii6sMGqN+kESpjI=";
   };
 
-  buildInputs = [ pytest ];
-
   # weird test requirements (spur.local>=0.3.7,<0.4)
   doCheck = false;
 
+  pythonImportsCheck = [
+    "locket"
+  ];
+
   meta = with lib; {
-    description = "Locket implements a lock that can be used by multiple processes provided they use the same path.";
+    description = "Library which provides a lock that can be used by multiple processes";
     homepage = "https://github.com/mwilliamson/locket.py";
     license = licenses.bsd2;
     maintainers = with maintainers; [ teh ];