diff --git a/machines/thinkman/remote-build.nix b/machines/thinkman/remote-build.nix
index 32512f7..62a014f 100644
--- a/machines/thinkman/remote-build.nix
+++ b/machines/thinkman/remote-build.nix
@@ -12,6 +12,7 @@ in
       supportedFeatures = [ "nixos-test" "benchmark" "kvm" "big-parallel" ];
       sshUser = "nixremote";
       sshKey = secrets."nixremote/ssh_key".path;
+      maxJobs = 4;
     }
   ];