diff --git a/configuration.nix b/configuration.nix
index 6d3abe7..91f4814 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -88,6 +88,17 @@
   virtualisation.docker.enable = true;
 
   nix.settings.experimental-features = ["nix-command" "flakes"];
+  nix.settings = {
+    substituters = [
+      "https://nix-community.cachix.org"
+      "https://cache.nixos.org/"
+      "https://cuda-maintainers.cachix.org"
+    ];
+    trusted-public-keys = [
+      "cuda-maintainers.cachix.org-1:0dq3bujKpuEPMCX6U4WylrUDZ9JyUG0VpVZa7CNfq5E="
+      "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs="
+    ];
+  };
   programs.hyprland.enable = true;
 
   programs.fish.enable = true;