diff --git a/pkgs/development/python-modules/python-bsblan/default.nix b/pkgs/development/python-modules/python-bsblan/default.nix
index 572447f69c36..fc09767f6dae 100644
--- a/pkgs/development/python-modules/python-bsblan/default.nix
+++ b/pkgs/development/python-modules/python-bsblan/default.nix
@@ -55,6 +55,8 @@ buildPythonPackage rec {
     pytestCheckHook
   ];
 
+  __darwinAllowLocalNetworking = true;
+
   pythonImportsCheck = [ "bsblan" ];
 
   meta = with lib; {