diff --git a/flake.nix b/flake.nix
index e0b6d06..72660e5 100644
--- a/flake.nix
+++ b/flake.nix
@@ -5,17 +5,17 @@
     substituters = [
       "https://cache.nixos.org/?priority=1&want-mass-query=true"
       "https://nix-community.cachix.org/?priority=10&want-mass-query=true"
-      #"https://attic.nayeonie.com/nix-cache"
+      "https://attic.nayeonie.com/nix-cache"
     ];
     trusted-substituters = [
       "https://cache.nixos.org"
       "https://nix-community.cachix.org"
-      #"https://attic.nayeonie.com/nix-cache"
+      "https://attic.nayeonie.com/nix-cache"
     ];
     trusted-public-keys = [
       "cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY="
       "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs="
-      #"nix-cache:grGRsHhqNDhkEuTODvHJXYmoCClntC+U8XAJQzwMaZM="
+      "nix-cache:grGRsHhqNDhkEuTODvHJXYmoCClntC+U8XAJQzwMaZM="
     ];
     trusted-users = [ "root" ];
     allow-import-from-derivation = true;