diff --git a/README.md b/README.md
index d570262..ffc0678 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,4 @@
+```plantuml
 @startuml
 
 Class User {
@@ -75,3 +76,4 @@ Camp --|> Carte
 hide circle
 allowmixing
 @enduml
+```
\ No newline at end of file