diff --git a/lisp/system-sleep.el b/lisp/system-sleep.el
index 75c7c2b153a..c7dc9912d3c 100644
--- a/lisp/system-sleep.el
+++ b/lisp/system-sleep.el
@@ -108,7 +108,6 @@
   "A list of active sleep-block tokens.
 If non-nil, idle sleep is inhibited by `system-sleep'.")
 
-;;;###autoload
 (cl-defstruct
     (sleep-event (:type list) :named
                  (:constructor nil)