diff --git a/flake.lock b/flake.lock
index a083033..75f7679 100644
--- a/flake.lock
+++ b/flake.lock
@@ -166,11 +166,11 @@
         "pre-commit-hooks-nix": "pre-commit-hooks-nix"
       },
       "locked": {
-        "lastModified": 1655818637,
-        "narHash": "sha256-5Z6q7q6MPcV56dP6gtQOnPB9LyTsPmyL6syKpkNsuHg=",
+        "lastModified": 1658408533,
+        "narHash": "sha256-gHORUY3B4EufNRokgex8gf+m9I+yEHioDfZpCQ3pvAo=",
         "owner": "hercules-ci",
         "repo": "hercules-ci-agent",
-        "rev": "184d39f73092cefe4d7e8c981d0f51df8c62c3d3",
+        "rev": "0d8c4f153e64c059d1d274306fb38da0ed870bb1",
         "type": "github"
       },
       "original": {
@@ -353,11 +353,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1655567057,
-        "narHash": "sha256-Cc5hQSMsTzOHmZnYm8OSJ5RNUp22bd5NADWLHorULWQ=",
+        "lastModified": 1658161305,
+        "narHash": "sha256-X/nhnMCa1Wx4YapsspyAs6QYz6T/85FofrI6NpdPDHg=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "e0a42267f73ea52adc061a64650fddc59906fc99",
+        "rev": "e4d49de45a3b5dbcb881656b4e3986e666141ea9",
         "type": "github"
       },
       "original": {
diff --git a/flake.nix b/flake.nix
index 1190267..182ba01 100644
--- a/flake.nix
+++ b/flake.nix
@@ -94,7 +94,6 @@
             [
               ./systems/hetzner/ax41.nix
               ./nixos/server/harden.nix
-              # ./nixos/hercules.nix
             ];
 
           # For downloading stuff off internet in VPN.
diff --git a/nixos/hercules.nix b/nixos/hercules.nix
index e7e3280..a3f77e0 100644
--- a/nixos/hercules.nix
+++ b/nixos/hercules.nix
@@ -1,10 +1,11 @@
 { config, pkgs, lib, inputs, ... }:
 
-# https://docs.hercules-ci.com/hercules-ci/effects/
+# https://github.com/hercules-ci/hercules-ci-agent/blob/master/templates/nixos/flake.nix
+# https://docs.hercules-ci.com/hercules-ci/getting-started/deploy/nixos/
 {
   imports = [
     inputs.hercules-ci-agent.nixosModules.agent-service
   ];
   services.hercules-ci-agent.enable = true;
-  services.hercules-ci-agent.settings.concurrentTasks = 16;
+  services.hercules-ci-agent.settings.concurrentTasks = 6;
 }