diff --git a/pkgs/development/python-modules/pprintpp/default.nix b/pkgs/development/python-modules/pprintpp/default.nix
index deb486b6b397..b72eeeebce47 100644
--- a/pkgs/development/python-modules/pprintpp/default.nix
+++ b/pkgs/development/python-modules/pprintpp/default.nix
@@ -1,29 +1,56 @@
-{ lib, fetchpatch, buildPythonPackage, fetchPypi, python, nose, parameterized }:
+{ lib
+, buildPythonPackage
+, fetchpatch
+, fetchPypi
+, nose
+, parameterized
+, python
+, pythonOlder
+}:
 
 buildPythonPackage rec {
   pname = "pprintpp";
   version = "0.4.0";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.7";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "00v4pkyiqc0y9qjnp3br58a4k5zwqdrjjxbcsv39vx67w84630pa";
+    hash = "sha256-6oJhCOLH9J3G1mx1KXPD/JdJFCp5jWslTh4wHP28ZAM=";
   };
 
   patches = [
+    # Replace nose-parameterized with parameterized, https://github.com/wolever/pprintpp/pull/21
     (fetchpatch {
       url = "https://github.com/wolever/pprintpp/commit/873217674cc824b4c1cfdad4867c560c60e8d806.patch";
-      sha256 = "0rqxzxawr83215s84mfzh1gnjwjm2xv399ywwcl4q7h395av5vb3";
+      hash = "sha256-Y+2yVUkDHkwo49ynNHYXVXJpX4DfVYJ0CWKgzFX/HWc=";
+    })
+    # Remove "U" move from open(), https://github.com/wolever/pprintpp/pull/31
+    (fetchpatch {
+      name = "remove-u.patch";
+      url = "https://github.com/wolever/pprintpp/commit/deec5e5efad562fc2f9084abfe249ed0c7dd65fa.patch";
+      hash = "sha256-I84pnY/KyCIPPI9q0uvj64t8oPeMkgVTPEBRANkZNa4=";
     })
   ];
 
-  nativeCheckInputs = [ nose parameterized ];
+  nativeCheckInputs = [
+    nose
+    parameterized
+  ];
+
   checkPhase = ''
     ${python.interpreter} test.py
   '';
 
+  pythonImportsCheck = [
+    "pprintpp"
+  ];
+
   meta = with lib; {
-    homepage = "https://github.com/wolever/pprintpp";
     description = "A drop-in replacement for pprint that's actually pretty";
+    homepage = "https://github.com/wolever/pprintpp";
+    changelog = "https://github.com/wolever/pprintpp/blob/${version}/CHANGELOG.txt";
     license = licenses.bsd2;
     maintainers = with maintainers; [ jakewaksbaum ];
   };