diff --git a/pkgs/development/python-modules/jaraco_itertools/0001-Don-t-run-flake8-checks-during-the-build.patch b/pkgs/development/python-modules/jaraco_itertools/0001-Don-t-run-flake8-checks-during-the-build.patch
deleted file mode 100644
index 2dcf7d648626..000000000000
--- a/pkgs/development/python-modules/jaraco_itertools/0001-Don-t-run-flake8-checks-during-the-build.patch
+++ /dev/null
@@ -1,27 +0,0 @@
-From fd56b0d85393d684bd3bf99f33d8638da884282f Mon Sep 17 00:00:00 2001
-From: =?UTF-8?q?J=C3=B6rg=20Thalheim?= <joerg@thalheim.io>
-Date: Thu, 25 Jun 2020 09:52:11 +0100
-Subject: [PATCH] disable flake8/black8/coverage from tests
-MIME-Version: 1.0
-Content-Type: text/plain; charset=UTF-8
-Content-Transfer-Encoding: 8bit
-
-Signed-off-by: Jörg Thalheim <joerg@thalheim.io>
----
- pytest.ini | 2 +-
- 1 file changed, 1 insertion(+), 1 deletion(-)
-
-diff --git a/pytest.ini b/pytest.ini
-index 5027d34..4e2a2d2 100644
---- a/pytest.ini
-+++ b/pytest.ini
-@@ -1,5 +1,5 @@
- [pytest]
- norecursedirs=dist build .tox .eggs
--addopts=--doctest-modules --flake8 --black --cov
-+addopts=--doctest-modules
- doctest_optionflags=ALLOW_UNICODE ELLIPSIS ALLOW_BYTES
- filterwarnings=
--- 
-2.27.0
-
diff --git a/pkgs/development/python-modules/jaraco_itertools/default.nix b/pkgs/development/python-modules/jaraco_itertools/default.nix
index 0ece2527a875..91bb83fdb5a4 100644
--- a/pkgs/development/python-modules/jaraco_itertools/default.nix
+++ b/pkgs/development/python-modules/jaraco_itertools/default.nix
@@ -15,10 +15,6 @@ buildPythonPackage rec {
 
   nativeBuildInputs = [ setuptools_scm ];
 
-  patches = [
-    ./0001-Don-t-run-flake8-checks-during-the-build.patch
-  ];
-
   propagatedBuildInputs = [ inflect more-itertools six ];
   checkInputs = [ pytest ];