diff --git a/flake.nix b/flake.nix
index 10c4777..1a3b0f2 100644
--- a/flake.nix
+++ b/flake.nix
@@ -14,6 +14,7 @@
     lanzaboote = {
       url = "github:nix-community/lanzaboote";
       inputs.nixpkgs.follows = "nixpkgs";
+      inputs.rust-overlay.follows = "rust-overlay";
     };
 
     colmena = {