diff --git a/pkgs/development/python-modules/orbax-checkpoint/default.nix b/pkgs/development/python-modules/orbax-checkpoint/default.nix
index a89d762a8ee8..1915bbb99e4b 100644
--- a/pkgs/development/python-modules/orbax-checkpoint/default.nix
+++ b/pkgs/development/python-modules/orbax-checkpoint/default.nix
@@ -34,14 +34,14 @@
 
 buildPythonPackage rec {
   pname = "orbax-checkpoint";
-  version = "0.11.8";
+  version = "0.11.9";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "google";
     repo = "orbax";
     tag = "v${version}";
-    hash = "sha256-h7SXuOhytM9ev0Q53z0UoT9/ShPVlqgFofn7j8gnehM=";
+    hash = "sha256-bvY/ipgVgDzzH0wAqNBdJzCRHZam0WoByRpfde0sJ1c=";
   };
 
   sourceRoot = "${src.name}/checkpoint";