diff --git a/deployment/data-model.nix b/deployment/data-model.nix
index d28c39b1..0072fcf7 100644
--- a/deployment/data-model.nix
+++ b/deployment/data-model.nix
@@ -77,7 +77,11 @@ in
                 # TODO: maybe transpose, and group the resources by type instead
                 type = functionTo (
                   attrsOf (
-                    attrTag (lib.mapAttrs (_name: resource: mkOption { type = resource.request; }) config.resources)
+                    attrTag (
+                      lib.mapAttrs (
+                        _name: resource: mkOption { type = types.submodule resource.request; }
+                      ) config.resources
+                    )
                   )
                 );
               };