diff --git a/misc/fuel/fuel-scaffold.el b/misc/fuel/fuel-scaffold.el
index 7947cbb095..d6560b15c6 100644
--- a/misc/fuel/fuel-scaffold.el
+++ b/misc/fuel/fuel-scaffold.el
@@ -50,8 +50,8 @@
   (fuel-mode--code-file "tests"))
 
 (defun fuel-scaffold--vocab-roots ()
-  (let ((cmd '(:fuel* (vocab-roots get :get) "fuel")))
-    (fuel-eval--retort-result (fuel-eval--send/wait cmd))))
+  (let ((cmd '(:fuel* (vocab-roots get :get) "fuel" ("namespaces" "vocabs.loader"))))
+    (nth 1 (fuel-eval--send/wait cmd))))
 
 (defun fuel-scaffold--dev-name ()
   (or (let ((cmd '(:fuel* (developer-name get :get) "fuel")))