diff --git a/pkgs/development/python-modules/pydocstyle/default.nix b/pkgs/development/python-modules/pydocstyle/default.nix
new file mode 100644
index 000000000000..fd1f0db0c1e5
--- /dev/null
+++ b/pkgs/development/python-modules/pydocstyle/default.nix
@@ -0,0 +1,23 @@
+{ stdenv, buildPythonPackage, fetchPypi, snowballstemmer, configparser,
+  pytest, pytestpep8, mock, pathlib }:
+
+buildPythonPackage rec {
+  pname = "pydocstyle";
+  version = "2.1.1";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "15ssv8l6cvrmzgwcdzw76rnl4np3qf0dbwr1wsx76y0hc7lwsnsd";
+  };
+
+  propagatedBuildInputs = [ snowballstemmer configparser ];
+
+  checkInputs = [ pytest pytestpep8 mock pathlib ];
+
+  meta = with stdenv.lib; {
+    description = "Python docstring style checker";
+    homepage = https://github.com/PyCQA/pydocstyle/;
+    license = licenses.mit;
+    maintainers = with maintainers; [ dzabraev ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 1f9ab709afba..139ee6eec252 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -281,6 +281,8 @@ in {
 
   pydbus = callPackage ../development/python-modules/pydbus { };
 
+  pydocstyle = callPackage ../development/python-modules/pydocstyle { };
+
   pyexiv2 = disabledIf isPy3k (callPackage ../development/python-modules/pyexiv2 {});
 
   py3exiv2 = callPackage ../development/python-modules/py3exiv2 { };