diff --git a/src/main/java/org/gcube/social_networking/socialnetworking/model/beans/MessageInbox.java b/src/main/java/org/gcube/social_networking/socialnetworking/model/beans/MessageInbox.java
index 2879efb..7078d5c 100644
--- a/src/main/java/org/gcube/social_networking/socialnetworking/model/beans/MessageInbox.java
+++ b/src/main/java/org/gcube/social_networking/socialnetworking/model/beans/MessageInbox.java
@@ -1,8 +1,6 @@
 package org.gcube.social_networking.socialnetworking.model.beans;
 
-import java.util.*;
-
-import org.gcube.common.storagehub.model.items.nodes.Owner;
+import java.util.Arrays;
 /**
  * Used for serialization 
  */