diff --git a/src/test/java/org/gcube/informationsystem/resourceregistry/query/QueryTest.java b/src/test/java/org/gcube/informationsystem/resourceregistry/query/QueryTest.java
index a718c9c..d303b4c 100644
--- a/src/test/java/org/gcube/informationsystem/resourceregistry/query/QueryTest.java
+++ b/src/test/java/org/gcube/informationsystem/resourceregistry/query/QueryTest.java
@@ -120,12 +120,13 @@ public class QueryTest extends ERManagementTest {
 	
 			json = isRelatedToManagement.all(true);
 	
-			List<Resource> resourcesList = ElementMapper.unmarshalList(Resource.class, json);
+			@SuppressWarnings("rawtypes")
+			List<IsRelatedTo> resourcesList = ElementMapper.unmarshalList(IsRelatedTo.class, json);
 			logger.debug("{} are {} : {} ", IsRelatedTo.NAME, resourcesList.size(), resourcesList);
 			Assert.assertTrue(resourcesList.size() == MAX);
 	
 			json = isRelatedToManagement.all(false);
-			resourcesList = ElementMapper.unmarshalList(Resource.class, json);
+			resourcesList = ElementMapper.unmarshalList(IsRelatedTo.class, json);
 			Assert.assertTrue(resourcesList.size() == 0);
 	
 			/* Getting all ConsistsOf polymorphic and non polymorphic */
@@ -134,12 +135,14 @@ public class QueryTest extends ERManagementTest {
 					.getERManagement(ConsistsOf.NAME);
 	
 			json = consistsOfManagement.all(true);
-			List<Resource> consistsOfPolimorphicList = ElementMapper.unmarshalList(Resource.class, json);
-			logger.debug("{} are {} : {} ", IsRelatedTo.NAME, consistsOfPolimorphicList.size(), consistsOfPolimorphicList);
+			@SuppressWarnings("rawtypes")
+			List<ConsistsOf> consistsOfPolimorphicList = ElementMapper.unmarshalList(ConsistsOf.class, json);
+			logger.debug("{} are {} : {} ", ConsistsOf.NAME, consistsOfPolimorphicList.size(), consistsOfPolimorphicList);
 	
 			json = consistsOfManagement.all(false);
-			List<Resource> consistsOfNonPolimorphicList = ElementMapper.unmarshalList(Resource.class, json);
-			logger.debug("{} are {} : {} ", IsRelatedTo.NAME, consistsOfNonPolimorphicList.size(),
+			@SuppressWarnings("rawtypes")
+			List<ConsistsOf> consistsOfNonPolimorphicList = ElementMapper.unmarshalList(ConsistsOf.class, json);
+			logger.debug("{} are {} : {} ", ConsistsOf.NAME, consistsOfNonPolimorphicList.size(),
 					consistsOfNonPolimorphicList);
 	
 			Assert.assertTrue(consistsOfPolimorphicList.size() >= consistsOfNonPolimorphicList.size());