diff --git a/pkgs/development/python-modules/zigpy/default.nix b/pkgs/development/python-modules/zigpy/default.nix
index ebcb22aa338a..395f6eeb418a 100644
--- a/pkgs/development/python-modules/zigpy/default.nix
+++ b/pkgs/development/python-modules/zigpy/default.nix
@@ -5,6 +5,7 @@
 , buildPythonPackage
 , crccheck
 , cryptography
+, freezegun
 , fetchFromGitHub
 , pycryptodome
 , pytest-aiohttp
@@ -16,7 +17,7 @@
 
 buildPythonPackage rec {
   pname = "zigpy";
-  version = "0.49.1";
+  version = "0.50.2";
   format = "setuptools";
 
   disabled = pythonOlder "3.7";
@@ -25,7 +26,7 @@ buildPythonPackage rec {
     owner = "zigpy";
     repo = "zigpy";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-ai0qWKgsh8kIS4juvzpE+amsnIbEOJbhGutV75yRGog=";
+    hash = "sha256-0Ha2CgJLLLZjMEEj07GL6kbKcM+x0YblVIjABiaAhXg=";
   };
 
   propagatedBuildInputs = [
@@ -38,6 +39,7 @@ buildPythonPackage rec {
   ];
 
   checkInputs = [
+    freezegun
     pytest-aiohttp
     pytest-timeout
     pytestCheckHook
@@ -45,13 +47,6 @@ buildPythonPackage rec {
     asynctest
   ];
 
-  disabledTests = [
-    # RuntimeError: coroutine 'test_remigrate_forcibly_downgraded_v4' was never awaited
-    #"test_remigrate_forcibly_downgraded_v4"
-    # RuntimeError: Event loop is closed
-    #"test_startup"
-  ];
-
   pythonImportsCheck = [
     "zigpy.application"
     "zigpy.config"