diff --git a/src/test/java/org/gcube/gcat/persistence/ckan/CKANPackageTest.java b/src/test/java/org/gcube/gcat/persistence/ckan/CKANPackageTest.java
index 82aaf62..037a5a0 100644
--- a/src/test/java/org/gcube/gcat/persistence/ckan/CKANPackageTest.java
+++ b/src/test/java/org/gcube/gcat/persistence/ckan/CKANPackageTest.java
@@ -27,7 +27,7 @@ public class CKANPackageTest extends ContextTest {
 	
 	private static final String ITEM_NAME_VALUE = "restful_transaction_model";
 	private static final String LICENSE_VALUE = "CC-BY-SA-4.0";
-	private static final String EXTRAS_TYPE_VALUE_VALUE = "EmptyProfile";
+	private static final String EXTRAS_TYPE_VALUE_VALUE = "FSKXModel";
 	
 	
 	@Test
@@ -103,10 +103,20 @@ public class CKANPackageTest extends ContextTest {
 		resourceArrayNode.add(resourceNode);
 		
 		ArrayNode extraArrayNode = itemObjectNode.putArray(CKANPackage.EXTRAS_KEY);
-		ObjectNode extraNode = mapper.createObjectNode();
-		extraNode.put(CKANPackage.EXTRAS_KEY_KEY, CKANPackage.EXTRAS_KEY_VALUE_SYSTEM_TYPE);
-		extraNode.put(CKANPackage.EXTRAS_VALUE_KEY, EXTRAS_TYPE_VALUE_VALUE);
-		extraArrayNode.add(extraNode);
+		ObjectNode typeNode = mapper.createObjectNode();
+		typeNode.put(CKANPackage.EXTRAS_KEY_KEY, CKANPackage.EXTRAS_KEY_VALUE_SYSTEM_TYPE);
+		typeNode.put(CKANPackage.EXTRAS_VALUE_KEY, EXTRAS_TYPE_VALUE_VALUE);
+		extraArrayNode.add(typeNode);
+		
+		ObjectNode modelNode = mapper.createObjectNode();
+		modelNode.put(CKANPackage.EXTRAS_KEY_KEY, "Model Language");
+		modelNode.put(CKANPackage.EXTRAS_VALUE_KEY, "Other");
+		extraArrayNode.add(modelNode);
+		
+		ObjectNode populationNode = mapper.createObjectNode();
+		populationNode.put(CKANPackage.EXTRAS_KEY_KEY, "Population");
+		populationNode.put(CKANPackage.EXTRAS_VALUE_KEY, "Italian");
+		extraArrayNode.add(populationNode);
 		
 		CKANPackage ckanPackage = new CKANPackage();
 		ckanPackage.setName(ITEM_NAME_VALUE);
@@ -119,6 +129,7 @@ public class CKANPackageTest extends ContextTest {
 	
 	@Test
 	public void create() throws Exception {
+		
 		ObjectMapper mapper = new ObjectMapper();
 		createPackage(mapper);
 	}