diff --git a/pkgs/development/python-modules/checksumdir/default.nix b/pkgs/development/python-modules/checksumdir/default.nix
new file mode 100644
index 00000000000..7492d168d8d
--- /dev/null
+++ b/pkgs/development/python-modules/checksumdir/default.nix
@@ -0,0 +1,35 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, setuptools
+, pythonOlder
+}:
+
+buildPythonPackage rec {
+  pname = "checksumdir";
+  version = "1.2.0";
+  pyproject = true;
+
+  disable = pythonOlder "3.6";
+
+  src = fetchFromGitHub {
+    owner = "to-mc";
+    repo = "checksumdir";
+    rev = version;
+    hash = "sha256-PO8sRGFQ1Dt/UYJuFH6Y3EaQVaS+4DJlOQtvF8ZmBWQ=";
+  };
+
+  nativeBuildInputs = [
+    setuptools
+  ];
+
+  doCheck = false; # Package does not contain tests
+  pythonImportsCheck = [ "checksumdir" ];
+
+  meta = with lib; {
+    description = "Simple package to compute a single deterministic hash of the file contents of a directory";
+    homepage = "https://github.com/to-mc/checksumdir";
+    license = licenses.mit;
+    maintainers = with maintainers; [ mbalatsko ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 4cf1f0a2147..b8f4fc39f74 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -1911,6 +1911,8 @@ self: super: with self; {
 
   checkdmarc = callPackage ../development/python-modules/checkdmarc { };
 
+  checksumdir = callPackage ../development/python-modules/checksumdir { };
+
   cheetah3 = callPackage ../development/python-modules/cheetah3 { };
 
   cheroot = callPackage ../development/python-modules/cheroot { };