diff --git a/readme.md b/readme.md
index 12da916..b4228e1 100644
--- a/readme.md
+++ b/readme.md
@@ -21,13 +21,16 @@ flowchart TD
     E --> |Yes| insert
 ```
 
-```flow
-st=>start: Start:>http://google.com[blank]
 
-```
+```plantuml
+@startuml component
+actor client
+node app
+database db
 
-```sequence
-Andrew -> China : Says Hello
+db -> app
+app -> client
+@enduml
 
 ```