diff --git a/src/main/java/org/gcube/accounting/datamodel/implementations/PortletUsageRecord.java b/src/main/java/org/gcube/accounting/datamodel/implementations/PortletUsageRecord.java
index 01c1da8..5a9ede8 100644
--- a/src/main/java/org/gcube/accounting/datamodel/implementations/PortletUsageRecord.java
+++ b/src/main/java/org/gcube/accounting/datamodel/implementations/PortletUsageRecord.java
@@ -35,7 +35,6 @@ public class PortletUsageRecord extends RawUsageRecord implements SingleUsageRec
 	@NotEmptyIfNotNull
 	public static final String MESSAGE = "message";
 	
-	
 	public PortletUsageRecord(){
 		super();
 	}