diff --git a/src/main/java/org/gcube/informationsystem/model/entity/resource/cidoc/E21_Person.java b/src/main/java/org/gcube/informationsystem/model/entity/resource/cidoc/E21_Person.java
index 6ba92bf..c5f93d0 100644
--- a/src/main/java/org/gcube/informationsystem/model/entity/resource/cidoc/E21_Person.java
+++ b/src/main/java/org/gcube/informationsystem/model/entity/resource/cidoc/E21_Person.java
@@ -1,8 +1,10 @@
 package org.gcube.informationsystem.model.entity.resource.cidoc;
 
+import org.gcube.informationsystem.model.entity.resource.Person;
+
 /**
  * @author Luca Frosini (ISTI - CNR)
  */
-public interface E21_Person extends E39_Actor {
+public interface E21_Person extends E39_Actor, Person {
 	
 }