diff --git a/pkgs/development/python-modules/cwl-utils/default.nix b/pkgs/development/python-modules/cwl-utils/default.nix
index 9704674522c2..cadaec0ef462 100644
--- a/pkgs/development/python-modules/cwl-utils/default.nix
+++ b/pkgs/development/python-modules/cwl-utils/default.nix
@@ -18,14 +18,14 @@
 
 buildPythonPackage (finalAttrs: {
   pname = "cwl-utils";
-  version = "0.42";
+  version = "0.43";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "common-workflow-language";
     repo = "cwl-utils";
     tag = "v${finalAttrs.version}";
-    hash = "sha256-4RmKVhYfyB7idO6euo0jJuHjW19Ybt9MIbNTM0WSAb4=";
+    hash = "sha256-B71B3cpf+ClbhIpUuhtu/deAECLkQEjpspor6jhi2is=";
   };
 
   build-system = [ hatchling ];