diff --git a/pkgs/development/python-modules/cyclopts/default.nix b/pkgs/development/python-modules/cyclopts/default.nix
index 5cd7f5682b00..b480b0c4da75 100644
--- a/pkgs/development/python-modules/cyclopts/default.nix
+++ b/pkgs/development/python-modules/cyclopts/default.nix
@@ -17,14 +17,14 @@
 
 buildPythonPackage rec {
   pname = "cyclopts";
-  version = "4.2.5";
+  version = "4.3.0";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "BrianPugh";
     repo = "cyclopts";
     tag = "v${version}";
-    hash = "sha256-5OGQLAHDh3wkGxiYPXt6Txc4naSmuyDWojZA9ZgZwMo=";
+    hash = "sha256-BicM/mUdzHqGOTshO01dzofnquFavQiUWR/wugX+Ars=";
   };
 
   build-system = [