diff --git a/pkgs/development/python-modules/devpi-ldap/default.nix b/pkgs/development/python-modules/devpi-ldap/default.nix
index ed788598d476..d5cb45aa8995 100644
--- a/pkgs/development/python-modules/devpi-ldap/default.nix
+++ b/pkgs/development/python-modules/devpi-ldap/default.nix
@@ -6,7 +6,6 @@
   ldap3,
   mock,
   pytest-cov-stub,
-  pytest-flake8,
   pytestCheckHook,
   pythonOlder,
   pythonAtLeast,
@@ -46,7 +45,6 @@ buildPythonPackage (finalAttrs: {
     devpi-server
     mock
     pytest-cov-stub
-    pytest-flake8
     pytestCheckHook
     webtest
   ];