diff --git a/pkgs/development/python-modules/pylru/default.nix b/pkgs/development/python-modules/pylru/default.nix
index 65eaa41565a2..44e2d687c3c3 100644
--- a/pkgs/development/python-modules/pylru/default.nix
+++ b/pkgs/development/python-modules/pylru/default.nix
@@ -2,29 +2,37 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
+  setuptools,
 }:
 
 buildPythonPackage rec {
   pname = "pylru";
-  version = "1.2.1";
-  format = "setuptools";
+  version = "1.3.1";
+  pyproject = true;
 
   src = fetchFromGitHub {
     owner = "jlhutch";
     repo = "pylru";
     rev = "v${version}";
-    hash = "sha256-dTYiD+/zt0ZSP+sefYyeD87To1nRXyoFodlBg8pm1YE=";
+    hash = "sha256-3qycUYmnLGiuNsrBOCL/QiRkrPVikaRqVBmQFURDGKs=";
   };
 
-  # Check with the next release if tests are ready
-  doCheck = false;
+  build-system = [ setuptools ];
+
+  checkPhase = ''
+    runHook preCheck
+
+    python test.py
+
+    runHook postCheck
+  '';
 
   pythonImportsCheck = [ "pylru" ];
 
   meta = {
     description = "Least recently used (LRU) cache implementation";
     homepage = "https://github.com/jlhutch/pylru";
-    license = lib.licenses.gpl2Only;
+    license = lib.licenses.mit;
     maintainers = [ ];
   };
 }