diff --git a/pkgs/development/python-modules/frozendict/default.nix b/pkgs/development/python-modules/frozendict/default.nix
index 3742c9ef9a44..e1ded2da5f9b 100644
--- a/pkgs/development/python-modules/frozendict/default.nix
+++ b/pkgs/development/python-modules/frozendict/default.nix
@@ -8,7 +8,7 @@
 
 buildPythonPackage rec {
   pname = "frozendict";
-  version = "2.4.1";
+  version = "2.4.2";
   format = "setuptools";
 
   disabled = pythonOlder "3.6";
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "Marco-Sulla";
     repo = "python-frozendict";
     rev = "refs/tags/v${version}";
-    hash = "sha256-cPDuJ6AzMxOmJztSf6IZ04acJhjJCphQSl0DaN9cChI=";
+    hash = "sha256-SXUPzFDVw8+CmD/Jxm/EB70UBdOmauQs69hNr0l3l90=";
   };
 
   # build C version if it exists