diff --git a/src/main/kotlin/no/iktdev/eventi/models/Event.kt b/src/main/kotlin/no/iktdev/eventi/models/Event.kt
index 99e2fe6..b3302b9 100644
--- a/src/main/kotlin/no/iktdev/eventi/models/Event.kt
+++ b/src/main/kotlin/no/iktdev/eventi/models/Event.kt
@@ -4,7 +4,7 @@ import java.util.UUID
 
 @Suppress("UNCHECKED_CAST")
 abstract class Event {
-    var referenceId: UUID = UUID.randomUUID()
+    lateinit var referenceId: UUID
         protected set
     var eventId: UUID = UUID.randomUUID()
         private set