diff --git a/pkgs/development/python-modules/kasa-crypt/default.nix b/pkgs/development/python-modules/kasa-crypt/default.nix
index 2247b2ece99d..ab584002ba78 100644
--- a/pkgs/development/python-modules/kasa-crypt/default.nix
+++ b/pkgs/development/python-modules/kasa-crypt/default.nix
@@ -10,7 +10,7 @@
 
 buildPythonPackage rec {
   pname = "kasa-crypt";
-  version = "0.4.1";
+  version = "0.4.2";
   format = "pyproject";
 
   disabled = pythonOlder "3.7";
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "bdraco";
     repo = "kasa-crypt";
     rev = "refs/tags/v${version}";
-    hash = "sha256-ZAynSL6tIQoe9veYGusel9GQEffeLQ8dBA9HfA6TMzI=";
+    hash = "sha256-7PLOuWxA5ziOuysSu+nLWNmNA3/sbuUCuZcMRBflf6U=";
   };
 
   postPatch = ''