diff --git a/IOT/diagram/diagram.wsd b/IOT/diagram/diagram.wsd
index 59b0303..239168a 100644
--- a/IOT/diagram/diagram.wsd
+++ b/IOT/diagram/diagram.wsd
@@ -1,5 +1,6 @@
 @startuml diagram
 class users {
+    * id: text
     username: text
     email: email
     name: text
@@ -8,9 +9,11 @@ class users {
     updated: date
 }
 class poubelle_status{
+    * id: text
     value: text
     author: users
     created: date
     updated: date
 }
+users --> "1" poubelle_status
 @enduml
\ No newline at end of file