diff --git a/pkgs/development/python-modules/polyfactory/default.nix b/pkgs/development/python-modules/polyfactory/default.nix
index 8dbe673ba693..d0adce39c0cd 100644
--- a/pkgs/development/python-modules/polyfactory/default.nix
+++ b/pkgs/development/python-modules/polyfactory/default.nix
@@ -18,12 +18,12 @@
 
 buildPythonPackage rec {
   pname = "polyfactory";
-  version = "2.18.0";
+  version = "2.18.1";
   pyproject = true;
 
   src = fetchPypi {
     inherit version pname;
-    hash = "sha256-BNi01JhuQGzUwWzAHou3Rwg4QtV6XA26Y6Ie5e91umY=";
+    hash = "sha256-F8nbGK/k+4192OW6KW5p2g/PfQ87Y9GEDrENE1rtWq0=";
   };
 
   build-system = [ hatchling ];
diff --git a/pkgs/development/python-modules/weaviate-client/default.nix b/pkgs/development/python-modules/weaviate-client/default.nix
index 46e350bc7e25..58cefeb5bef7 100644
--- a/pkgs/development/python-modules/weaviate-client/default.nix
+++ b/pkgs/development/python-modules/weaviate-client/default.nix
@@ -26,16 +26,16 @@
 
 buildPythonPackage rec {
   pname = "weaviate-client";
-  version = "4.9.3";
+  version = "4.9.4";
   pyproject = true;
 
-  disabled = pythonOlder "3.8";
+  disabled = pythonOlder "3.12";
 
   src = fetchFromGitHub {
     owner = "weaviate";
     repo = "weaviate-python-client";
     rev = "refs/tags/v${version}";
-    hash = "sha256-F5vU5JKAOztoJwTe+OL3QKHbuhbbXL5WMia2AYrkRS0=";
+    hash = "sha256-lKb8oxWK8y73zPpPJVX25MYBa6C9n96ZkGxLm3Z9r9U=";
   };
 
   pythonRelaxDeps = [
@@ -67,7 +67,7 @@ buildPythonPackage rec {
   nativeCheckInputs = [
     pytest-httpserver
     pytest-asyncio
-    pytestCheckHook # pytestCheckHook won't work
+    pytestCheckHook
   ];
 
   preCheck = ''