diff --git a/spring-statemachine-core/src/main/java/org/springframework/statemachine/event/OnEventNotAcceptedEvent.java b/spring-statemachine-core/src/main/java/org/springframework/statemachine/event/OnEventNotAcceptedEvent.java
index 6166641f..239ed128 100644
--- a/spring-statemachine-core/src/main/java/org/springframework/statemachine/event/OnEventNotAcceptedEvent.java
+++ b/spring-statemachine-core/src/main/java/org/springframework/statemachine/event/OnEventNotAcceptedEvent.java
@@ -51,7 +51,7 @@ public class OnEventNotAcceptedEvent extends StateMachineEvent {
 
 	@Override
 	public String toString() {
-		return "OnStateNotAcceptedEvent [event=" + event + "]";
+		return "OnEventNotAcceptedEvent [event=" + event + "]";
 	}
 
 }