diff --git a/backend/src/app/http/debug.clj b/backend/src/app/http/debug.clj
index 1e04be78f..1b1002dce 100644
--- a/backend/src/app/http/debug.clj
+++ b/backend/src/app/http/debug.clj
@@ -268,7 +268,7 @@
 
   (let [file-ids (->> (:file-ids params)
                       (remove empty?)
-                      (map parse-uuid))
+                      (mapv parse-uuid))
         libs?    (contains? params :includelibs)
         clone?   (contains? params :clone)
         embed?   (contains? params :embedassets)]