diff --git a/flake.nix b/flake.nix
index 3a2ec7a..a90b0be 100644
--- a/flake.nix
+++ b/flake.nix
@@ -5,11 +5,13 @@
     extra-substituters = [
       "https://cache.nixos.org/?priority=2&want-mass-query=true"
       "https://nix-community.cachix.org/?priority=10&want-mass-query=true"
+      "https://attic.nayeonie.com/nix-cache/?priority=10&want-mass-query=true"
     ];
     extra-trusted-public-keys = [
       "cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY=" # cspell:disable-line
       "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs=" # cspell:disable-line
       "cache-nix-dot:Od9KN34LXc6Lu7y1ozzV1kIXZa8coClozgth/SYE7dU=" # cspell:disable-line
+      "nix-cache:grGRsHhqNDhkEuTODvHJXYmoCClntC+U8XAJQzwMaZM=" # cspell:disable-line
     ];
   };