diff --git a/config/services/hydra/nix-config.nix b/config/services/hydra/nix-config.nix
index 753e05a..03d7fb3 100644
--- a/config/services/hydra/nix-config.nix
+++ b/config/services/hydra/nix-config.nix
@@ -21,7 +21,7 @@
     {
       hostName = "build-worker-03.nyantec.com";
       sshUser = "nix-ssh";
-      maxJobs = 8;
+      maxJobs = 4;
       speedFactor = 18;
       systems = [ "x86_64-linux" "riscv64-linux" ];
       supportedFeatures = [ "nixos-test" "benchmark" "big-parallel" "kvm" "gccarch-x86-64" "gccarch-x86-64-v2" "gccarch-x86-64-v3" ];
@@ -30,7 +30,7 @@
     {
       hostName = "build-worker-04.nyantec.com";
       sshUser = "nix-ssh";
-      maxJobs = 8;
+      maxJobs = 4;
       speedFactor = 18;
       systems = [ "x86_64-linux" "riscv64-linux" ];
       supportedFeatures = [ "nixos-test" "benchmark" "big-parallel" "kvm" "gccarch-x86-64" "gccarch-x86-64-v2" "gccarch-x86-64-v3" ];