diff --git a/pkgs/development/python-modules/aiohttp-jinja2/default.nix b/pkgs/development/python-modules/aiohttp-jinja2/default.nix
index 580db1e840dd..080e154ef496 100644
--- a/pkgs/development/python-modules/aiohttp-jinja2/default.nix
+++ b/pkgs/development/python-modules/aiohttp-jinja2/default.nix
@@ -34,6 +34,8 @@ buildPythonPackage rec {
     pytestCheckHook
   ];
 
+  __darwinAllowLocalNetworking = true;
+
   postPatch = ''
     substituteInPlace pytest.ini \
       --replace-fail "--cov=aiohttp_jinja2/ --cov=tests/ --cov-report term" ""