diff --git a/handlers/events.go b/handlers/events.go
index 82b9188..0573878 100644
--- a/handlers/events.go
+++ b/handlers/events.go
@@ -28,8 +28,13 @@ func (dh *DatabaseHandler) GetEvent(id uint) (events []models.Event, err error)
 
 	err = dh.database.GetById(&events, id, "Attendees")
 
+	idMap := make(map[uint]bool)
 	for i := range events {
 		for j := range events[i].Attendees {
+			if _, ok := idMap[events[i].Attendees[j].Id]; ok {
+				continue
+			}
+			idMap[events[i].Attendees[j].Id] = true
 			events[i].Attendees[j].Decrypt(dh.token)
 		}
 	}