diff --git a/pkgs/development/python-modules/polyfactory/default.nix b/pkgs/development/python-modules/polyfactory/default.nix
index 3e0d3b275268..954c2702b18b 100644
--- a/pkgs/development/python-modules/polyfactory/default.nix
+++ b/pkgs/development/python-modules/polyfactory/default.nix
@@ -18,14 +18,14 @@
 
 buildPythonPackage rec {
   pname = "polyfactory";
-  version = "2.22.3";
+  version = "2.22.4";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "litestar-org";
     repo = "polyfactory";
     tag = "v${version}";
-    hash = "sha256-/LHGUQsYwEPBHWSyzaX0gUrqNm2cvWGraxMhWWvMkBc=";
+    hash = "sha256-yX71aWRubQ4kjYmhNIKLHG+F+oLh6OHN71xfJcmRaT4=";
   };
 
   build-system = [ hatchling ];