diff --git a/flake.nix b/flake.nix
index 432eeb2..a644a8b 100644
--- a/flake.nix
+++ b/flake.nix
@@ -57,6 +57,7 @@
           "https://cache.flox.dev"
           "https://nix-community.cachix.org"
           "https://attic.xuyh0120.win/lantian"
+          "https://cache.garnix.io"
         ];
         trusted-public-keys = [
           "cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY="
@@ -64,6 +65,7 @@
           "flox-cache-public-1:7F4OyH7ZCnFhcze3fJdfyXYLQw/aV7GEed86nQ7IsOs="
           "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs="
           "lantian:EeAUQ+W+6r7EtwnmYjeVwx5kOGEBpjlBfPlzGlTNvHc="
+          "cache.garnix.io:CTFPyKSLcx5RMJKfLo5EEPUObbA78b0YQ2DTCJXqr9g="
         ];
       };