diff --git a/src/main/java/org/gcube/accounting/datamodel/basetypes/AbstractServiceUsageRecord.java b/src/main/java/org/gcube/accounting/datamodel/basetypes/AbstractServiceUsageRecord.java
index 940005b..0524139 100644
--- a/src/main/java/org/gcube/accounting/datamodel/basetypes/AbstractServiceUsageRecord.java
+++ b/src/main/java/org/gcube/accounting/datamodel/basetypes/AbstractServiceUsageRecord.java
@@ -66,7 +66,7 @@ public abstract class AbstractServiceUsageRecord extends BasicUsageRecord {
 	 */
 	@RequiredField @NotEmpty
 	public static final String CALLERQUALIFIER = "callerQualifier";												  
-	/**MODIFICA EFFETTUATA***/
+	/*for remove querable key
 	@Override
 	public SortedSet<String> getQuerableKeys()
 					throws Exception {
@@ -77,7 +77,7 @@ public abstract class AbstractServiceUsageRecord extends BasicUsageRecord {
 		
 		return properties;
 	}
-	
+	***/
 	
 	public AbstractServiceUsageRecord(){
 		super();