diff --git a/pkgs/development/python-modules/pydantic-zarr/default.nix b/pkgs/development/python-modules/pydantic-zarr/default.nix
index 91e8ca9f312a..c9eb6d80f9aa 100644
--- a/pkgs/development/python-modules/pydantic-zarr/default.nix
+++ b/pkgs/development/python-modules/pydantic-zarr/default.nix
@@ -21,14 +21,14 @@
 
 buildPythonPackage (finalAttrs: {
   pname = "pydantic-zarr";
-  version = "0.9.1";
+  version = "0.9.2";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "zarr-developers";
     repo = "pydantic-zarr";
     tag = "v${finalAttrs.version}";
-    hash = "sha256-rgtRN3EXSORa2g2a4aCZacCDLeWM6BosZe5XR0Pg6pU=";
+    hash = "sha256-zwC1qds2/KbwdBvoB2Eep0nL+6WLZBNEtxgKmvrRYE4=";
   };
 
   build-system = [