diff --git a/modules/misc/siren-zone.el b/modules/misc/siren-zone.el
index c419333..fac2730 100644
--- a/modules/misc/siren-zone.el
+++ b/modules/misc/siren-zone.el
@@ -6,18 +6,20 @@
 
 ;;; Code:
 
-(require 'zone)
-(zone-when-idle 120)
+(require 'siren-linum)
 
-(defun zone-choose (pgm)
-  "Choose a PGM to run for `zone'."
-  (interactive
-   (list
-    (completing-read
-     "Program: "
-     (mapcar 'symbol-name zone-programs))))
-  (let ((zone-programs (list (intern pgm))))
-    (zone)))
+(use-package zone
+  :ensure nil ;; loaded from emacs built-ins
+  :init
+  (defun zone-choose (pgm)
+    "Choose a PGM to run for `zone'."
+    (interactive
+     (list
+      (completing-read
+       "Program: "
+       (mapcar 'symbol-name zone-programs))))
+    (let ((zone-programs (list (intern pgm))))
+      (zone))))
 
 (provide 'siren-zone)
 ;;; siren-zone.el ends here