diff --git a/flake.nix b/flake.nix
index 41ff65cc1..4df8aad5e 100644
--- a/flake.nix
+++ b/flake.nix
@@ -6,6 +6,15 @@
     flake-utils.url = "github:numtide/flake-utils";
   };
 
+  nixConfig = {
+    extra-substituters = [
+      "https://cache.centralcloud.com/default"
+    ];
+    extra-trusted-public-keys = [
+      "default:ywfU21WX06iOn2Ec2lae1jYh4w8LO4IQkmp06vJzsk8="
+    ];
+  };
+
   outputs = {
     self,
     nixpkgs,