diff --git a/modules/builder.nix b/modules/builder.nix
index 08340ea..7c3ff3e 100644
--- a/modules/builder.nix
+++ b/modules/builder.nix
@@ -5,6 +5,7 @@
     openssh.authorizedKeys.keys = [
       "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIA3hCOyFwuoCLt5W9e9yQSwj9I+VspB0kNNHsoFngbgZ raito@thors"
       "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIF07Sy0O+oletFYlrfS0+XtBWJO2F+Rc9J/ocNLBa/OE raito@thorkell"
+      "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIDu4cEqZzAI/1vZjSQkTJ4ijIg9nuloOuSKUrnkJIOFn buildbot@top-secret" # Top secret's project buildbot key
     ];
     uid = 5001;
   };