diff --git a/pkgs/development/python-modules/irc/default.nix b/pkgs/development/python-modules/irc/default.nix
index e0bac99c8009..d81577d40bbf 100644
--- a/pkgs/development/python-modules/irc/default.nix
+++ b/pkgs/development/python-modules/irc/default.nix
@@ -39,6 +39,8 @@ buildPythonPackage rec {
 
   nativeCheckInputs = [ pytestCheckHook ];
 
+  __darwinAllowLocalNetworking = true;
+
   pythonImportsCheck = [ "irc" ];
 
   meta = with lib; {