diff --git a/pkgs/development/python-modules/sh/default.nix b/pkgs/development/python-modules/sh/default.nix
index d6334251bff4..17dcc5acbee0 100644
--- a/pkgs/development/python-modules/sh/default.nix
+++ b/pkgs/development/python-modules/sh/default.nix
@@ -1,4 +1,4 @@
-{ lib, buildPythonPackage, fetchPypi, python, coverage, lsof, glibcLocales, coreutils }:
+{ lib, stdenv, buildPythonPackage, fetchPypi, python, coverage, lsof, glibcLocales, coreutils, pytestCheckHook }:
 
 buildPythonPackage rec {
   pname = "sh";
@@ -9,17 +9,12 @@ buildPythonPackage rec {
     sha256 = "sha256-5ARbbHMtnOddVxx59awiNO3Zrk9fqdWbCXBQgr3KGMc=";
   };
 
-  patches = [
-    # Disable tests that fail on Darwin sandbox
-    ./disable-broken-tests-darwin.patch
-  ];
-
   postPatch = ''
     sed -i 's#/usr/bin/env python#${python.interpreter}#' test.py
     sed -i 's#/bin/sleep#${coreutils.outPath}/bin/sleep#' test.py
   '';
 
-  checkInputs = [ coverage lsof glibcLocales ];
+  checkInputs = [ coverage lsof glibcLocales pytestCheckHook ];
 
   # A test needs the HOME directory to be different from $TMPDIR.
   preCheck = ''
@@ -27,6 +22,21 @@ buildPythonPackage rec {
     HOME=$(mktemp -d)
   '';
 
+  pytestFlagsArray = [ "test.py" ];
+
+  disabledTests = [
+    # Disable tests that fail on Hydra
+    "test_no_fd_leak"
+    "test_piped_exception1"
+    "test_piped_exception2"
+    "test_unicode_path"
+  ] ++ lib.optionals stdenv.isDarwin [
+    # Disable tests that fail on Darwin sandbox
+    "test_background_exception"
+    "test_cwd"
+    "test_ok_code"
+  ];
+
   meta = with lib; {
     description = "Python subprocess interface";
     homepage = "https://pypi.python.org/pypi/sh/";
diff --git a/pkgs/development/python-modules/sh/disable-broken-tests-darwin.patch b/pkgs/development/python-modules/sh/disable-broken-tests-darwin.patch
deleted file mode 100644
index dfeb50db8d0e..000000000000
--- a/pkgs/development/python-modules/sh/disable-broken-tests-darwin.patch
+++ /dev/null
@@ -1,48 +0,0 @@
-From c596ad546fe7460b57a62799837757eb641309c1 Mon Sep 17 00:00:00 2001
-From: Sirio Balmelli <sirio@b-ad.ch>
-Date: Mon, 20 Jul 2020 19:51:20 +0200
-Subject: [PATCH] Disable tests that fail on Darwin (macOS) or with sandboxing
-
-Signed-off-by: Sirio Balmelli <sirio@b-ad.ch>
---- a/test.py
-+++ b/test.py
-@@ -377,6 +377,7 @@ exit(3)
-         self.assertEqual(sed(_in="one test three", e="s/test/two/").strip(),
-                          "one two three")
- 
-+    @not_macos
-     def test_ok_code(self):
-         from sh import ls, ErrorReturnCode_1, ErrorReturnCode_2
- 
-@@ -982,6 +983,7 @@ print(sys.argv[1])
-         now = time.time()
-         self.assertGreater(now - start, sleep_time)
- 
-+    @not_macos
-     def test_background_exception(self):
-         from sh import ls, ErrorReturnCode_1, ErrorReturnCode_2
-         p = ls("/ofawjeofj", _bg=True, _bg_exc=False)  # should not raise
-@@ -1779,6 +1781,7 @@ exit(49)
-         p = python(py.name, _ok_code=49, _bg=True)
-         self.assertEqual(49, p.exit_code)
- 
-+    @not_macos
-     def test_cwd(self):
-         from sh import pwd
-         from os.path import realpath
-@@ -2777,6 +2780,7 @@ print("cool")
-     # on osx.  so skip it for now if osx
-     @not_macos
-     @requires_progs("lsof")
-+    @skipUnless(False, "Flaky on Hydra")
-     def test_no_fd_leak(self):
-         import sh
-         import os
-@@ -2879,6 +2883,7 @@ print("hi")
-         python(py.name, _in=stdin)
- 
-     @requires_utf8
-+    @skipUnless(False, "Does not work in sandbox")
-     def test_unicode_path(self):
-         from sh import Command
-