diff --git a/src/main/java/org/gcube/informationsystem/resourceregistry/api/contexts/ContextUtility.java b/src/main/java/org/gcube/informationsystem/resourceregistry/api/contexts/ContextUtility.java
index 43dcc24..8344da6 100644
--- a/src/main/java/org/gcube/informationsystem/resourceregistry/api/contexts/ContextUtility.java
+++ b/src/main/java/org/gcube/informationsystem/resourceregistry/api/contexts/ContextUtility.java
@@ -12,7 +12,7 @@ import org.gcube.com.fasterxml.jackson.core.JsonParseException;
 import org.gcube.com.fasterxml.jackson.databind.JavaType;
 import org.gcube.com.fasterxml.jackson.databind.JsonMappingException;
 import org.gcube.com.fasterxml.jackson.databind.ObjectMapper;
-import org.gcube.informationsystem.utils.ElementMapper;
+import org.gcube.informationsystem.serialization.ElementMapper;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
diff --git a/src/main/java/org/gcube/informationsystem/resourceregistry/api/exceptions/ExceptionMapper.java b/src/main/java/org/gcube/informationsystem/resourceregistry/api/exceptions/ExceptionMapper.java
index 65e42bd..3992b3b 100644
--- a/src/main/java/org/gcube/informationsystem/resourceregistry/api/exceptions/ExceptionMapper.java
+++ b/src/main/java/org/gcube/informationsystem/resourceregistry/api/exceptions/ExceptionMapper.java
@@ -13,7 +13,7 @@ import org.gcube.com.fasterxml.jackson.core.JsonProcessingException;
 import org.gcube.com.fasterxml.jackson.databind.DeserializationFeature;
 import org.gcube.com.fasterxml.jackson.databind.JsonMappingException;
 import org.gcube.com.fasterxml.jackson.databind.ObjectMapper;
-import org.gcube.informationsystem.utils.discovery.ReflectionUtility;
+import org.gcube.informationsystem.utils.ReflectionUtility;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
diff --git a/src/main/java/org/gcube/informationsystem/resourceregistry/api/rest/httputils/HTTPUtility.java b/src/main/java/org/gcube/informationsystem/resourceregistry/api/rest/httputils/HTTPUtility.java
index 603fa2d..6a42918 100644
--- a/src/main/java/org/gcube/informationsystem/resourceregistry/api/rest/httputils/HTTPUtility.java
+++ b/src/main/java/org/gcube/informationsystem/resourceregistry/api/rest/httputils/HTTPUtility.java
@@ -20,7 +20,7 @@ import org.gcube.informationsystem.resourceregistry.api.exceptions.entities.reso
 import org.gcube.informationsystem.resourceregistry.api.exceptions.entities.resource.ResourceNotFoundException;
 import org.gcube.informationsystem.resourceregistry.api.exceptions.relations.RelationAvailableInAnotherContextException;
 import org.gcube.informationsystem.resourceregistry.api.exceptions.relations.RelationNotFoundException;
-import org.gcube.informationsystem.utils.ElementMapper;
+import org.gcube.informationsystem.serialization.ElementMapper;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
diff --git a/src/main/java/org/gcube/informationsystem/resourceregistry/api/utils/Utility.java b/src/main/java/org/gcube/informationsystem/resourceregistry/api/utils/Utility.java
index 78e81dc..d3b6a5f 100644
--- a/src/main/java/org/gcube/informationsystem/resourceregistry/api/utils/Utility.java
+++ b/src/main/java/org/gcube/informationsystem/resourceregistry/api/utils/Utility.java
@@ -8,8 +8,8 @@ import org.gcube.com.fasterxml.jackson.core.JsonProcessingException;
 import org.gcube.com.fasterxml.jackson.databind.JsonNode;
 import org.gcube.informationsystem.base.reference.Element;
 import org.gcube.informationsystem.base.reference.IdentifiableElement;
+import org.gcube.informationsystem.serialization.ElementMapper;
 import org.gcube.informationsystem.types.TypeMapper;
-import org.gcube.informationsystem.utils.ElementMapper;
 
 public abstract class Utility {
 	
diff --git a/src/test/java/org/gcube/informationsystem/resourceregistry/api/exceptions/ExceptionSerialization.java b/src/test/java/org/gcube/informationsystem/resourceregistry/api/exceptions/ExceptionSerialization.java
index 37e42d3..f3ace29 100644
--- a/src/test/java/org/gcube/informationsystem/resourceregistry/api/exceptions/ExceptionSerialization.java
+++ b/src/test/java/org/gcube/informationsystem/resourceregistry/api/exceptions/ExceptionSerialization.java
@@ -3,7 +3,7 @@ package org.gcube.informationsystem.resourceregistry.api.exceptions;
 import java.lang.reflect.Constructor;
 import java.util.List;
 
-import org.gcube.informationsystem.utils.discovery.ReflectionUtility;
+import org.gcube.informationsystem.utils.ReflectionUtility;
 import org.junit.Assert;
 import org.junit.Test;
 import org.slf4j.Logger;