diff --git a/pkgs/development/python-modules/pytest-black/default.nix b/pkgs/development/python-modules/pytest-black/default.nix
new file mode 100644
index 000000000000..508dbdf0863c
--- /dev/null
+++ b/pkgs/development/python-modules/pytest-black/default.nix
@@ -0,0 +1,27 @@
+{ lib, buildPythonPackage, fetchPypi
+, black
+, pytest
+, setuptools_scm
+, toml
+}:
+
+buildPythonPackage rec {
+  pname = "pytest-black";
+  version = "0.3.7";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "03gwwy1h3qnfh6vpfhgsa5ag53a9sw1g42sc2s8a2hilwb7yrfvm";
+  };
+
+  nativeBuildInputs = [ setuptools_scm ];
+
+  propagatedBuildInputs = [ black pytest toml ];
+
+  meta = with lib; {
+    description = "A pytest plugin to enable format checking with black";
+    homepage = "https://github.com/shopkeep/pytest-black";
+    license = licenses.mit;
+    maintainers = with maintainers; [ jonringer ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index e98b174aea95..29715728a480 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -1083,6 +1083,8 @@ in {
 
   pytesseract = callPackage ../development/python-modules/pytesseract { };
 
+  pytest-black = callPackage ../development/python-modules/pytest-black { };
+
   pytest-click = callPackage ../development/python-modules/pytest-click { };
 
   pytest-check = callPackage ../development/python-modules/pytest-check { };