diff --git a/pkgs/development/python-modules/mlx-lm/default.nix b/pkgs/development/python-modules/mlx-lm/default.nix
index cff7c736fa53..bad832123c92 100644
--- a/pkgs/development/python-modules/mlx-lm/default.nix
+++ b/pkgs/development/python-modules/mlx-lm/default.nix
@@ -24,14 +24,15 @@
 
 buildPythonPackage (finalAttrs: {
   pname = "mlx-lm";
-  version = "0.31.2";
+  version = "0.31.3";
   pyproject = true;
+  __structuredAttrs = true;
 
   src = fetchFromGitHub {
     owner = "ml-explore";
     repo = "mlx-lm";
     tag = "v${finalAttrs.version}";
-    hash = "sha256-Ujt0KMs4dzIlbg7cg72TudAvlwJ4uWEG5Lx7+5j8cOU=";
+    hash = "sha256-DPOJfsIucG8mWt4ZKenymCJo/i9Jw+a+iuIygIIYkA8=";
   };
 
   build-system = [