diff --git a/pkgs/development/python-modules/ms-cv/default.nix b/pkgs/development/python-modules/ms-cv/default.nix
new file mode 100644
index 000000000000..aa8e361338dd
--- /dev/null
+++ b/pkgs/development/python-modules/ms-cv/default.nix
@@ -0,0 +1,36 @@
+{ lib
+, buildPythonPackage
+, isPy27
+, fetchFromGitHub
+, pytestCheckHook
+}:
+
+buildPythonPackage rec {
+  pname = "ms-cv";
+  version = "0.1.1";
+
+  disabled = isPy27;
+
+  src = fetchFromGitHub {
+    owner = "OpenXbox";
+    repo = "ms_cv";
+    rev = "v${version}";
+    sha256 = "0pkna0kvmq1cp4rx3dnzxsvvlxxngryp77k42wkyw2phv19a2mjd";
+  };
+
+  postPatch = ''
+    substituteInPlace setup.py \
+      --replace "pytest-runner" ""
+  '';
+
+  checkInputs = [
+    pytestCheckHook
+  ];
+
+  meta = with lib; {
+    description = "Correlation vector implementation in python";
+    homepage = "https://github.com/OpenXbox/ms_cv";
+    license = licenses.mit;
+    maintainers = with maintainers; [ dotlambda ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 946766924ab0..c922a52d6856 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -4454,6 +4454,8 @@ in {
 
   mpyq = callPackage ../development/python-modules/mpyq { };
 
+  ms-cv = callPackage ../development/python-modules/ms-cv { };
+
   msal = callPackage ../development/python-modules/msal { };
 
   msal-extensions = callPackage ../development/python-modules/msal-extensions { };