diff --git a/pkgs/development/python-modules/pymdstat/default.nix b/pkgs/development/python-modules/pymdstat/default.nix
new file mode 100644
index 00000000000..54c20969786
--- /dev/null
+++ b/pkgs/development/python-modules/pymdstat/default.nix
@@ -0,0 +1,30 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, python
+}:
+
+buildPythonPackage rec {
+  pname = "pymdstat";
+  version = "0.4.2";
+
+  src = fetchFromGitHub {
+    owner = "nicolargo";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "01hj8vyd9f7610sqvzphpr033rvnazbwvl11gi18ia3yqlnlncp0";
+  };
+
+  checkPhase = ''
+    ${python.interpreter} $src/unitest.py
+  '';
+
+  pythonImportsCheck = [ "pymdstat" ];
+
+  meta = with lib; {
+    description = "A pythonic library to parse Linux /proc/mdstat file";
+    homepage = "https://github.com/nicolargo/pymdstat";
+    maintainers = with maintainers; [ rhoriguchi ];
+    license = licenses.mit;
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 855d63081cd..38a70926884 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -5995,6 +5995,8 @@ in {
 
   pymc3 = callPackage ../development/python-modules/pymc3 { };
 
+  pymdstat = callPackage ../development/python-modules/pymdstat { };
+
   pymediainfo = callPackage ../development/python-modules/pymediainfo { };
 
   pymediaroom = callPackage ../development/python-modules/pymediaroom { };