diff --git a/emir-utils.el b/emir-utils.el
index b094a3d..530c3fd 100644
--- a/emir-utils.el
+++ b/emir-utils.el
@@ -117,8 +117,8 @@
         (let ((name (oref obj name)))
           (message "Re-inserting %s..." name)
           (closql--resolve-slots obj)
-          (closql--oset obj 'gnu-elpa-recipes eieio--unbound)
-          (closql--oset obj 'melpa-recipes eieio--unbound)
+          (slot-makeunbound obj 'gnu-elpa-recipes)
+          (slot-makeunbound obj 'melpa-recipes)
           (closql-insert new obj)
           (message "Re-inserting %s...done" name))))
     (emacsql-close old)