diff --git a/debian/gnome-settings-daemon.gsettings-override b/debian/gnome-settings-daemon.gsettings-override
index 6bb9c49..6abc276 100644
--- a/debian/gnome-settings-daemon.gsettings-override
+++ b/debian/gnome-settings-daemon.gsettings-override
@@ -15,3 +15,4 @@ www=['<Super>w']
 
 [org.gnome.settings-daemon.plugins.power]
 idle-brightness=25
+sleep-inactive-ac-timeout=1800