diff --git a/pkgs/development/python-modules/optuna/default.nix b/pkgs/development/python-modules/optuna/default.nix
index 7bc6f58ee068..a7407fdec887 100644
--- a/pkgs/development/python-modules/optuna/default.nix
+++ b/pkgs/development/python-modules/optuna/default.nix
@@ -43,14 +43,14 @@
 
 buildPythonPackage rec {
   pname = "optuna";
-  version = "4.4.0";
+  version = "4.5.0";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "optuna";
     repo = "optuna";
     tag = "v${version}";
-    hash = "sha256-S9F9xni1cnmIbWu5n7BFvUCvQmBP3iBYS1ntg6vQ8ZQ=";
+    hash = "sha256-qaCOpqKRepm/a1Nh98PV6RcRkadLK5E429pn1zaWQDA=";
   };
 
   build-system = [
@@ -138,6 +138,8 @@ buildPythonPackage rec {
     "test_visualizations_with_single_objectives"
   ];
 
+  __darwinAllowLocalNetworking = true;
+
   pythonImportsCheck = [ "optuna" ];
 
   meta = {