diff --git a/pkgs/development/python-modules/orbax-checkpoint/default.nix b/pkgs/development/python-modules/orbax-checkpoint/default.nix
index 511542d0a49028..36d319249e9a6e 100644
--- a/pkgs/development/python-modules/orbax-checkpoint/default.nix
+++ b/pkgs/development/python-modules/orbax-checkpoint/default.nix
@@ -19,6 +19,7 @@
   numpy,
   protobuf,
   pyyaml,
+  simplejson,
   tensorstore,
   typing-extensions,
 
@@ -32,14 +33,14 @@
 
 buildPythonPackage rec {
   pname = "orbax-checkpoint";
-  version = "0.6.4";
+  version = "0.10.3";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "google";
     repo = "orbax";
-    rev = "refs/tags/v${version}";
-    hash = "sha256-xd75/AKBFUdA6a8sQnCB2rVbHl/Foy4LTb07jnwrTjA=";
+    tag = "v${version}";
+    hash = "sha256-BTg4kUz5jfoK2uR/deqqJb8PYoj+FfkuoMZAeSjKKnA=";
   };
 
   sourceRoot = "${src.name}/checkpoint";
@@ -58,6 +59,7 @@ buildPythonPackage rec {
     numpy
     protobuf
     pyyaml
+    simplejson
     tensorstore
     typing-extensions
   ];
@@ -91,7 +93,7 @@ buildPythonPackage rec {
   meta = {
     description = "Orbax provides common utility libraries for JAX users";
     homepage = "https://github.com/google/orbax/tree/main/checkpoint";
-    changelog = "https://github.com/google/orbax/releases/tag/v${version}";
+    changelog = "https://github.com/google/orbax/blob/${src.tag}/checkpoint/CHANGELOG.md";
     license = lib.licenses.asl20;
     maintainers = with lib.maintainers; [ fab ];
   };