diff --git a/modules/shared/nix/default.nix b/modules/shared/nix/default.nix
index 00c9d1da..4b945299 100644
--- a/modules/shared/nix/default.nix
+++ b/modules/shared/nix/default.nix
@@ -125,7 +125,7 @@ in
                 {
                   inherit sshUser systems;
                   hostName = "darwin-build-box.nix-community.org";
-                  maxJobs = 32;
+                  maxJobs = 16;
                   speedFactor = 5;
                   supportedFeatures = [ "big-parallel" ];
                   publicHostKey = "c3NoLWVkMjU1MTkgQUFBQUMzTnphQzFsWkRJMU5URTVBQUFBSUtNSGhsY243ZlVwVXVpT0ZlSWhEcUJ6Qk5Gc2JOcXErTnB6dUdYM2U2enYgCg";