diff --git a/config/nix.nix b/config/nix.nix
index 7e3af727..ad6a2267 100644
--- a/config/nix.nix
+++ b/config/nix.nix
@@ -17,7 +17,6 @@
       builders-use-substitutes = true;
       substituters = [
         "https://cache.chir.rs/"
-        "https://hydra.int.chir.rs"
       ];
       trusted-public-keys = [
         "nixcache:8KKuGz95Pk4UJ5W/Ni+pN+v+LDTkMMFV4yrGmAYgkDg="
diff --git a/config/nutty-noon.nix b/config/nutty-noon.nix
index 5e3df185..70d54b90 100644
--- a/config/nutty-noon.nix
+++ b/config/nutty-noon.nix
@@ -153,10 +153,6 @@
       default.clock.quantum = 8192
     }
   '';
-  nix.settings.substituters = lib.mkForce [
-    "https://hydra.int.chir.rs/"
-    "https://cache.nixos.org/"
-  ];
   services.tailscale.useRoutingFeatures = "client";
   home-manager.users.darkkirb._module.args.withNSFW = lib.mkForce true;
 }