diff --git a/pkgs/development/python-modules/dask-glm/default.nix b/pkgs/development/python-modules/dask-glm/default.nix
index a57babf53c21..ff4eb30f6339 100644
--- a/pkgs/development/python-modules/dask-glm/default.nix
+++ b/pkgs/development/python-modules/dask-glm/default.nix
@@ -1,5 +1,6 @@
 {
   lib,
+  stdenv,
   buildPythonPackage,
   fetchFromGitHub,
 
@@ -64,7 +65,9 @@ buildPythonPackage rec {
     "test_sparse"
   ];
 
-  __darwinAllowLocalNetworking = true;
+  # On darwin, tests saturate the entire system, even when constrained to run single-threaded
+  # Removing pytest-xdist AND setting --cores to one does not prevent the load from exploding
+  doCheck = !stdenv.hostPlatform.isDarwin;
 
   meta = {
     description = "Generalized Linear Models with Dask";