diff --git a/nix/configurations/vanadium/nixos/remote-builders.nix b/nix/configurations/vanadium/nixos/remote-builders.nix
index 87a21592..48195f91 100644
--- a/nix/configurations/vanadium/nixos/remote-builders.nix
+++ b/nix/configurations/vanadium/nixos/remote-builders.nix
@@ -16,6 +16,7 @@ in
       sshUser = "remotebuild";
       speedFactor = 2;
       system = pkgs.stdenv.hostPlatform.system;
+      maxJobs = 1;
       inherit supportedFeatures;
     }
     {
@@ -23,6 +24,7 @@ in
       sshUser = "remotebuild";
       speedFactor = 12;
       system = pkgs.stdenv.hostPlatform.system;
+      maxJobs = 3;
       inherit supportedFeatures;
     }
   ];