diff --git a/src/test/java/org/gcube/informationsystem/resourceregistry/publisher/ERManagementTest.java b/src/test/java/org/gcube/informationsystem/resourceregistry/publisher/ERManagementTest.java
index e25ad08..4cf6e31 100644
--- a/src/test/java/org/gcube/informationsystem/resourceregistry/publisher/ERManagementTest.java
+++ b/src/test/java/org/gcube/informationsystem/resourceregistry/publisher/ERManagementTest.java
@@ -13,11 +13,11 @@ import java.util.Map;
 import java.util.UUID;
 
 import org.gcube.common.encryption.encrypter.StringEncrypter;
-import org.gcube.informationsystem.base.reference.Element;
 import org.gcube.informationsystem.base.reference.IdentifiableElement;
 import org.gcube.informationsystem.model.impl.properties.EncryptedImpl;
 import org.gcube.informationsystem.model.impl.properties.PropagationConstraintImpl;
 import org.gcube.informationsystem.model.impl.relations.ConsistsOfImpl;
+import org.gcube.informationsystem.model.reference.ModelElement;
 import org.gcube.informationsystem.model.reference.entities.Facet;
 import org.gcube.informationsystem.model.reference.entities.Resource;
 import org.gcube.informationsystem.model.reference.properties.Encrypted;
@@ -281,9 +281,9 @@ public class ERManagementTest extends ContextTest {
 		}
 		
 		Map<String, Object> additionalProperties = new HashMap<>(consistsOf.getAdditionalProperties());
-		additionalProperties.remove(Element.SUPERTYPES_PROPERTY);
+		additionalProperties.remove(ModelElement.SUPERTYPES_PROPERTY);
 		Map<String, Object> gotAdditionalProperties = new HashMap<>(gotConsistsOf.getAdditionalProperties());
-		gotAdditionalProperties.remove(Element.SUPERTYPES_PROPERTY);
+		gotAdditionalProperties.remove(ModelElement.SUPERTYPES_PROPERTY);
 		Assert.assertTrue(additionalProperties.size()==gotAdditionalProperties.size());
 		for(String key : additionalProperties.keySet()) {
 			Assert.assertTrue(gotAdditionalProperties.containsKey(key));