diff --git a/pkgs/development/python-modules/correctionlib/default.nix b/pkgs/development/python-modules/correctionlib/default.nix
index 1f63ed419734..7a79c3855478 100644
--- a/pkgs/development/python-modules/correctionlib/default.nix
+++ b/pkgs/development/python-modules/correctionlib/default.nix
@@ -18,12 +18,12 @@
 
 buildPythonPackage rec {
   pname = "correctionlib";
-  version = "2.3.3";
+  version = "2.4.0";
   pyproject = true;
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-4WXY7XfZVYaJD63y7fPB6tCsc+wGAsgnFlgtFbX5IK0=";
+    hash = "sha256-bQKcS8vktvD62zvSeaBtoJw36TSpo0gEpKm0HI3AuXg=";
   };
 
   nativeBuildInputs = [