diff --git a/pkgs/development/python-modules/cbor2/default.nix b/pkgs/development/python-modules/cbor2/default.nix
index 7fd5baf57618..19bc40a1e42d 100644
--- a/pkgs/development/python-modules/cbor2/default.nix
+++ b/pkgs/development/python-modules/cbor2/default.nix
@@ -9,14 +9,14 @@
 
 buildPythonPackage rec {
   pname = "cbor2";
-  version = "5.4.3";
+  version = "5.4.6";
   format = "setuptools";
 
   disabled = pythonOlder "3.7";
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-Yrhjxe5s7UAyr+lI88FITzdVUJldO4SYFFI3/ijlRsI=";
+    hash = "sha256-uJNQDbD+Az5XDDrclWr27vxX4oACa9LYb9U9qfHllNc=";
   };
 
   nativeBuildInputs = [