diff --git a/pkgs/development/python-modules/app-model/default.nix b/pkgs/development/python-modules/app-model/default.nix
index 1371cc72de3b..c4b0f14dc4c4 100644
--- a/pkgs/development/python-modules/app-model/default.nix
+++ b/pkgs/development/python-modules/app-model/default.nix
@@ -1,28 +1,29 @@
 { lib
 , buildPythonPackage
 , fetchFromGitHub
+, hatch-vcs
+, hatchling
 , in-n-out
 , psygnal
 , pydantic
+, pydantic-compat
 , pytestCheckHook
 , pythonOlder
 , typing-extensions
-, hatch-vcs
-, hatchling
 }:
 
 buildPythonPackage rec {
   pname = "app-model";
-  version = "0.2.2";
-  format = "pyproject";
+  version = "0.2.4";
+  pyproject = true;
 
   disabled = pythonOlder "3.8";
 
   src = fetchFromGitHub {
     owner = "pyapp-kit";
-    repo = pname;
+    repo = "app-model";
     rev = "refs/tags/v${version}";
-    hash = "sha256-vo10BHUzvYlldAqTw/1LxgvSXgTM3LAls9jQIeB5LcU=";
+    hash = "sha256-idie99ditHJG/6rv97LDaF71iTjjgJyhLiTrbkQmbts=";
   };
 
   SETUPTOOLS_SCM_PRETEND_VERSION = version;
@@ -35,6 +36,7 @@ buildPythonPackage rec {
   propagatedBuildInputs = [
     psygnal
     pydantic
+    pydantic-compat
     in-n-out
     typing-extensions
   ];