diff --git a/pkgs/development/python-modules/dowhen/default.nix b/pkgs/development/python-modules/dowhen/default.nix
new file mode 100644
index 000000000000..ad5ef9d6d278
--- /dev/null
+++ b/pkgs/development/python-modules/dowhen/default.nix
@@ -0,0 +1,37 @@
+{
+  lib,
+  buildPythonPackage,
+  fetchFromGitHub,
+  setuptools,
+  pytestCheckHook,
+  nix-update-script,
+}:
+
+buildPythonPackage rec {
+  pname = "dowhen";
+  version = "0.1.0";
+  pyproject = true;
+
+  src = fetchFromGitHub {
+    owner = "gaogaotiantian";
+    repo = "dowhen";
+    tag = version;
+    hash = "sha256-7eoNe9SvE39J4mwIOxvbU1oh/L7tr/QM1uuBDqWtQu0=";
+  };
+
+  build-system = [ setuptools ];
+
+  nativeCheckInputs = [ pytestCheckHook ];
+
+  pythonImportsCheck = [ "dowhen" ];
+
+  passthru.updateScript = nix-update-script { };
+
+  meta = {
+    description = "Intuitive and low-overhead instrumentation tool for Python";
+    homepage = "https://github.com/gaogaotiantian/dowhen";
+    changelog = "https://github.com/gaogaotiantian/dowhen/releases/tag/${version}";
+    license = lib.licenses.asl20;
+    maintainers = with lib.maintainers; [ moraxyc ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 324afdf61bbe..4fb18ba9c235 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -4234,6 +4234,8 @@ self: super: with self; {
 
   doubleratchet = callPackage ../development/python-modules/doubleratchet { };
 
+  dowhen = callPackage ../development/python-modules/dowhen { };
+
   downloader-cli = callPackage ../development/python-modules/downloader-cli { };
 
   doxmlparser = callPackage ../development/tools/documentation/doxygen/doxmlparser.nix { };