diff --git a/sample/wakeup_light.rb b/sample/wakeup_light.rb
index <HASH>..<HASH> 100644
--- a/sample/wakeup_light.rb
+++ b/sample/wakeup_light.rb
@@ -24,7 +24,7 @@ end
   [:white],
   [[:bright, 30]],
   [:full_bright],
-  [:dark],
+  [:disco],
 ].each do |commands|
   commands.each do |cmd|
     bulb.send(*cmd)
@@ -33,3 +33,8 @@ end
   sleep interval
 end
 
+sleep 10 * 60   # 10min
+bulb.dark
+sleep 2
+bulb.off
+
mod wakeup_light. add disco-mode and turn-off at last