diff --git a/flake.nix b/flake.nix
index 09d3715..fe29cf2 100644
--- a/flake.nix
+++ b/flake.nix
@@ -22,6 +22,11 @@
     };
   };
 
+  nixConfig = {
+    extra-substituters = "https://anmonteiro.nix-cache.workers.dev";
+    extra-trusted-public-keys = "ocaml.nix-cache.com-1:/xI2h2+56rwFfKyyFVbkJSeGqSIYMC/Je+7XXqGKDIY=";
+  };
+
   outputs = inputs @ {
     self,
     nixpkgs,