diff --git a/.config/nix/nix.conf b/.config/nix/nix.conf
new file mode 100644
index 0000000..84c7ee9
--- /dev/null
+++ b/.config/nix/nix.conf
@@ -0,0 +1,2 @@
+substituters = https://cache.nixos.org
+trusted-public-keys = cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY=