diff --git a/infra/common/resource.nix b/infra/common/resource.nix
index 40a6a710..6a25416e 100644
--- a/infra/common/resource.nix
+++ b/infra/common/resource.nix
@@ -32,7 +32,7 @@ in
   ## options that really need to be injected from the resource. Everything else
   ## should go into the `./nixos` subdirectory.
   nixos.module = {
-    imports = [
+    imports = with sources; [
       "${agenix}/modules/age.nix"
       "${disko}/module.nix"
       "${vars}/options.nix"