diff --git a/pkgs/by-name/sl/slob/package.nix b/pkgs/by-name/sl/slob/package.nix
new file mode 100644
index 0000000000000..be8264992d786
--- /dev/null
+++ b/pkgs/by-name/sl/slob/package.nix
@@ -0,0 +1,5 @@
+{
+  python3,
+}:
+
+python3.pkgs.toPythonApplication python3.pkgs.slob
diff --git a/pkgs/development/python-modules/slob/default.nix b/pkgs/development/python-modules/slob/default.nix
index 3e72030896d55..1c908607756b1 100644
--- a/pkgs/development/python-modules/slob/default.nix
+++ b/pkgs/development/python-modules/slob/default.nix
@@ -2,36 +2,51 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
-  isPy3k,
+
+  # dependencies
   pyicu,
+
+  # build-system
+  setuptools,
+
+  # tests
   python,
 }:
 
 buildPythonPackage {
   pname = "slob";
-  version = "unstable-2020-06-26";
-  format = "setuptools";
-  disabled = !isPy3k;
+  version = "unstable-2024-04-19";
+  pyproject = true;
 
   src = fetchFromGitHub {
     owner = "itkach";
     repo = "slob";
-    rev = "018588b59999c5c0eb42d6517fdb84036f3880cb";
-    sha256 = "01195hphjnlcvgykw143rf06s6y955sjc1r825a58vhjx7hj54zh";
+    rev = "c21d695707db7d2fe4ec7ec27a018bb7b0fcc209";
+    hash = "sha256-dy/EaRLx0LwMklk4h2eL8CsyvWN4swcJNs5cULmh46g=";
   };
 
-  propagatedBuildInputs = [ pyicu ];
+  build-system = [
+    setuptools
+  ];
+
+  dependencies = [
+    pyicu
+  ];
 
+  # The tests are part of the same slob.py file, so unittestCheckHook which
+  # runs python -m unittest with the `discover` argument which doesn't discover
+  # any tests.
   checkPhase = ''
     ${python.interpreter} -m unittest slob
   '';
 
   pythonImportsCheck = [ "slob" ];
 
-  meta = with lib; {
+  meta = {
     homepage = "https://github.com/itkach/slob/";
     description = "Reference implementation of the slob (sorted list of blobs) format";
     mainProgram = "slob";
-    license = licenses.gpl3Only;
+    license = lib.licenses.gpl3Only;
+    maintainers = with lib.maintainers; [ doronbehar ];
   };
 }