diff --git a/cloud/training/101.md b/cloud/training/101.md
index 25d1a55..eb57a3d 100644
--- a/cloud/training/101.md
+++ b/cloud/training/101.md
@@ -13,6 +13,7 @@
     * [Boot](#boot-1)
     * [Floating IP](#floating-ip)
     * [Connect with ssh](#connect-with-ssh-1)
+  * [Bonus](#bonus)
 
 
 # OpenStack training
@@ -273,3 +274,6 @@ ssh debian@xxx.yyy.zzz.aaa  # floating ip
 
 Q: what IP can you see on eth0 interface of the instance?
 
+## Bonus
+
+Try to deploy `demo-flask` with cloud-init