diff --git a/pkgs/development/python-modules/simplefix/default.nix b/pkgs/development/python-modules/simplefix/default.nix
index 1f90a3b0ef97..329c1ba313e0 100644
--- a/pkgs/development/python-modules/simplefix/default.nix
+++ b/pkgs/development/python-modules/simplefix/default.nix
@@ -1,24 +1,41 @@
-{ lib, python, buildPythonPackage, fetchFromGitHub }:
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, pythonOlder
+, unittestCheckHook
+}:
 
 buildPythonPackage rec {
   pname = "simplefix";
-  version = "1.0.16";
+  version = "1.0.17";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.7";
 
   src = fetchFromGitHub {
     repo = "simplefix";
     owner = "da4089";
     rev = "refs/tags/v${version}";
-    hash = "sha256-dkwmWCOeTAoeSY8+1wg7RWX/d57JWc8bGagzrEPMAIU=";
+    hash = "sha256-D85JW3JRQ1xErw6krMbAg94WYjPi76Xqjv/MGNMY5ZU=";
   };
 
-  checkPhase = ''
-    cd test
-    ${python.interpreter} -m unittest all
-  '';
+  nativeCheckInputs = [
+    unittestCheckHook
+  ];
+
+  pythonImportsCheck = [
+    "simplefix"
+  ];
+
+  unittestFlagsArray = [
+    "-s"
+    "test"
+  ];
 
   meta = with lib; {
     description = "Simple FIX Protocol implementation for Python";
     homepage = "https://github.com/da4089/simplefix";
+    changelog = "https://github.com/da4089/simplefix/releases/tag/v${version}";
     license = licenses.mit;
     maintainers = with maintainers; [ catern ];
   };