diff --git a/pkgs/development/python-modules/orbax-checkpoint/default.nix b/pkgs/development/python-modules/orbax-checkpoint/default.nix
index e29883c9d3aa..f2f43a81c987 100644
--- a/pkgs/development/python-modules/orbax-checkpoint/default.nix
+++ b/pkgs/development/python-modules/orbax-checkpoint/default.nix
@@ -14,7 +14,6 @@
   humanize,
   jax,
   msgpack,
-  nest-asyncio,
   numpy,
   protobuf,
   psutil,
@@ -22,10 +21,13 @@
   simplejson,
   tensorstore,
   typing-extensions,
+  uvloop,
 
   # tests
   chex,
+  fastapi,
   google-cloud-logging,
+  httpx,
   mock,
   optax,
   portpicker,
@@ -35,19 +37,19 @@
   torch,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "orbax-checkpoint";
-  version = "0.11.30";
+  version = "0.11.33";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "google";
     repo = "orbax";
-    tag = "v${version}";
-    hash = "sha256-y8l0AVGt2t5zLX+x+yuWHsEDy68agpXIkrew+zfYGXU=";
+    tag = "v${finalAttrs.version}";
+    hash = "sha256-ibHV+MwQvlh2USeDVAUWEJxCS1MGuPZRnZZTBWFO7UQ=";
   };
 
-  sourceRoot = "${src.name}/checkpoint";
+  sourceRoot = "${finalAttrs.src.name}/checkpoint";
 
   build-system = [ flit-core ];
 
@@ -58,7 +60,6 @@ buildPythonPackage rec {
     humanize
     jax
     msgpack
-    nest-asyncio
     numpy
     protobuf
     psutil
@@ -66,13 +67,16 @@ buildPythonPackage rec {
     simplejson
     tensorstore
     typing-extensions
+    uvloop
   ]
   ++ etils.optional-dependencies.epath
   ++ etils.optional-dependencies.epy;
 
   nativeCheckInputs = [
     chex
+    fastapi
     google-cloud-logging
+    httpx
     mock
     optax
     portpicker
@@ -81,7 +85,6 @@ buildPythonPackage rec {
     safetensors
     torch
   ];
-
   pythonImportsCheck = [
     "orbax"
     "orbax.checkpoint"
@@ -156,13 +159,14 @@ buildPythonPackage rec {
     "orbax/checkpoint/checkpoint_manager_test.py"
     "orbax/checkpoint/single_host_test.py"
     "orbax/checkpoint/transform_utils_test.py"
+    "orbax/checkpoint/_src/handlers/pytree_checkpoint_handler_test.py"
   ];
 
   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/blob/v${version}/checkpoint/CHANGELOG.md";
+    changelog = "https://github.com/google/orbax/blob/v${finalAttrs.version}/checkpoint/CHANGELOG.md";
     license = lib.licenses.asl20;
     maintainers = with lib.maintainers; [ fab ];
   };
-}
+})