diff --git a/flake.nix b/flake.nix
index 8018c502..5cc8702b 100644
--- a/flake.nix
+++ b/flake.nix
@@ -3,9 +3,9 @@
 
   nixConfig = {
     extra-substituters =
-      "https://nix-community.cachix.org https://foo-dogsquared.cachix.org";
+      "https://nix-community.cachix.org";
     extra-trusted-public-keys =
-      "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs= foo-dogsquared.cachix.org-1:/2fmqn/gLGvCs5EDeQmqwtus02TUmGy0ZlAEXqRE70E=";
+      "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs=";
   };
 
   inputs = {
@@ -175,11 +175,9 @@
           # Set several binary caches.
           substituters = [
             "https://nix-community.cachix.org"
-            "https://foo-dogsquared.cachix.org"
           ];
           trusted-public-keys = [
             "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs="
-            "foo-dogsquared.cachix.org-1:/2fmqn/gLGvCs5EDeQmqwtus02TUmGy0ZlAEXqRE70E="
           ];
 
           # Sane config for the package manager.