diff --git a/flake.nix b/flake.nix
index 597e9764..b8fcb3be 100644
--- a/flake.nix
+++ b/flake.nix
@@ -66,4 +66,9 @@
 
     overlay = throw "Hyprland: .overlay output is deprecated, please use the .overlays.default output";
   };
+
+  nixConfig = {
+    extra-substituters = ["https://hyprland.cachix.org"];
+    extra-trusted-public-keys = ["hyprland.cachix.org-1:a7pgxzMz7+chwVL3/pzj6jIBMioiJM7ypFP8PwtkuGc="];
+  };
 }