diff --git a/systemd/sleep.conf b/systemd/sleep.conf
index f44fa2e..cc86bca 100644
--- a/systemd/sleep.conf
+++ b/systemd/sleep.conf
@@ -25,4 +25,5 @@ AllowHibernation=no
 #HibernateMode=platform shutdown
 #MemorySleepMode=
 #HibernateDelaySec=
+#HibernateOnACPower=yes
 #SuspendEstimationSec=60min