diff --git a/pkgs/development/python-modules/bellows/default.nix b/pkgs/development/python-modules/bellows/default.nix
index e52e07627dbb..a95bf6054fd8 100644
--- a/pkgs/development/python-modules/bellows/default.nix
+++ b/pkgs/development/python-modules/bellows/default.nix
@@ -46,10 +46,9 @@ buildPythonPackage rec {
   ];
 
   disabledTests = [
-    # RuntimeError: coroutine 'test_remigrate_forcibly_downgraded_v4' was never awaited
-    #"test_remigrate_forcibly_downgraded_v4"
-    # RuntimeError: Event loop is closed
-    "test_thread_already_stopped"
+    # AssertionError: assert 65534 is None
+    # https://github.com/zigpy/bellows/issues/436
+    "test_startup_nwk_params"
   ];
 
   pythonImportsCheck = [