diff --git a/hosts/common.nix b/hosts/common.nix
index f7ed952..0dfab4e 100644
--- a/hosts/common.nix
+++ b/hosts/common.nix
@@ -8,6 +8,9 @@
         auto-optimise-store = true;
         warn-dirty = false;
         trusted-users = ["root" "@wheel"];
+
+        substituters = ["https://hyprland.cachix.org"];
+        trusted-public-keys = ["hyprland.cachix.org-1:a7pgxzMz7+chwVL3/pzj6jIBMioiJM7ypFP8PwtkuGc="];
     };
 
     time.timeZone = "Europe/Berlin";