diff --git a/secrets/default.nix b/secrets/default.nix
index 8c34abe..754483d 100644
--- a/secrets/default.nix
+++ b/secrets/default.nix
@@ -1,14 +1,18 @@
-{ lib, pkgs, ... }:
+{ lib, ... }:
 
 with lib;
 let
-  canaryHash = builtins.hashFile "sha256" ./canary;
-  expectedHash =
-    "9df8c065663197b5a1095122d48e140d3677d860343256abd5ab6e4fb4c696ab";
+  throwOnCanary =
+    let
+      canaryHash = builtins.hashFile "sha256" ./canary;
+      expectedHash =
+        "9df8c065663197b5a1095122d48e140d3677d860343256abd5ab6e4fb4c696ab";
+    in
+    if canaryHash != expectedHash
+    then throw "Secrets are not readable. Have you run `git-crypt unlock`?"
+    else id;
 in
-if canaryHash != expectedHash then
-  abort "Secrets are not readable. Have you run `git-crypt unlock`?"
-else {
+throwOnCanary {
   options.my.secrets = mkOption {
     type = types.attrs;
   };
@@ -50,6 +54,6 @@ else {
       root.hashedPassword = fileContents ./users/root/password.txt;
     };
 
-    wireguard = pkgs.callPackage ./wireguard { };
+    wireguard = import ./wireguard { inherit lib; };
   };
 }