diff --git a/.emacs.d/init.el b/.emacs.d/init.el
index 585772d..c1a1c15 100644
--- a/.emacs.d/init.el
+++ b/.emacs.d/init.el
@@ -339,6 +339,7 @@
 (use-package auto-package-update :ensure
   :commands auto-package-update-cli
   :config
+  (setq auto-package-update-delete-old-versions t)
   ;; wrap apu-now to print to stdout for batch calling
   (defun auto-package-update-cli ()
     (cl-letf (((symbol-function 'apu--write-results-buffer) 'princ))