diff --git a/IOT/diagram/diagram.wsd b/IOT/diagram/diagram.wsd
index 239168a..0dd1ab2 100644
--- a/IOT/diagram/diagram.wsd
+++ b/IOT/diagram/diagram.wsd
@@ -15,5 +15,5 @@ class poubelle_status{
     created: date
     updated: date
 }
-users --> "1" poubelle_status
+users "1" <-- poubelle_status
 @enduml
\ No newline at end of file