diff --git a/pkgs/development/python-modules/cattrs/default.nix b/pkgs/development/python-modules/cattrs/default.nix
index e3d694d28e3b..7d3efc9fb3b3 100644
--- a/pkgs/development/python-modules/cattrs/default.nix
+++ b/pkgs/development/python-modules/cattrs/default.nix
@@ -75,6 +75,8 @@ buildPythonPackage rec {
   disabledTests = [
     # orjson is not available as it requires Rust nightly features to compile its requirements
     "test_orjson"
+    # tomlkit is pinned to an older version and newer versions raise InvalidControlChar exception
+    "test_tomlkit"
   ];
 
   pythonImportsCheck = [