diff --git a/pkgs/development/python-modules/pytest-twisted/default.nix b/pkgs/development/python-modules/pytest-twisted/default.nix
new file mode 100644
index 00000000000..6bdf1089d5d
--- /dev/null
+++ b/pkgs/development/python-modules/pytest-twisted/default.nix
@@ -0,0 +1,27 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, greenlet
+, pytest
+, decorator
+}:
+
+buildPythonPackage rec {
+  pname = "pytest-twisted";
+  version = "1.12";
+
+  src = fetchPypi {
+    inherit pname version;
+    extension = "zip";
+    sha256 = "bb9af117c5c6063d9ef20ffdf2fa297caaf57de5a687e4d3607db7b0a6f74fea";
+  };
+
+  propagatedBuildInputs = [ greenlet pytest decorator ];
+
+  meta = with lib; {
+    description = "A twisted plugin for py.test";
+    homepage = "https://github.com/pytest-dev/pytest-twisted";
+    license = licenses.bsd3;
+    maintainers = [ maintainers.marsam ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index e8b03ae029d..3ade3d2e68b 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -1290,6 +1290,8 @@ in {
 
   pytest-tornado = callPackage ../development/python-modules/pytest-tornado { };
 
+  pytest-twisted = callPackage ../development/python-modules/pytest-twisted { };
+
   pytest-xprocess = callPackage ../development/python-modules/pytest-xprocess { };
 
   pytest-xvfb = callPackage ../development/python-modules/pytest-xvfb { };