diff --git a/pkgs/development/python-modules/async-generator/default.nix b/pkgs/development/python-modules/async-generator/default.nix
index 5ddb6df48ee9..92c281580d9e 100644
--- a/pkgs/development/python-modules/async-generator/default.nix
+++ b/pkgs/development/python-modules/async-generator/default.nix
@@ -1,6 +1,7 @@
 { lib
 , buildPythonPackage
 , fetchPypi
+, pythonAtLeast
 , pythonOlder
 , pytestCheckHook
 }:
@@ -22,6 +23,10 @@ buildPythonPackage rec {
     pytestCheckHook
   ];
 
+  disabledTests = lib.optionals (pythonAtLeast "3.12") [
+    "test_aclose_on_unstarted_generator"
+  ];
+
   pythonImportsCheck = [ "async_generator" ];
 
   meta = with lib; {