diff --git a/src/main/java/org/gcube/application/geoportalcommon/geoportal/ProjectsCaller.java b/src/main/java/org/gcube/application/geoportalcommon/geoportal/ProjectsCaller.java
index 86956b1..3b21fcc 100644
--- a/src/main/java/org/gcube/application/geoportalcommon/geoportal/ProjectsCaller.java
+++ b/src/main/java/org/gcube/application/geoportalcommon/geoportal/ProjectsCaller.java
@@ -166,14 +166,15 @@ public class ProjectsCaller {
 	 * @param profileID the profile ID
 	 * @param projectID the project ID
 	 * @param relationID the relation ID
+	 * @param deep the deep
 	 * @return the relationship chain
 	 * @throws Exception the exception
 	 */
-	public Iterator<RelationshipNavigationObject> getRelationshipChain(String profileID, String projectID, String relationID)
+	public Iterator<RelationshipNavigationObject> getRelationshipChain(String profileID, String projectID, String relationID, Boolean deep)
 			throws Exception {
 		LOG.info("getRelationshipChain called for projectID: {}, relationID: {}", projectID, projectID);
 		Projects<Project> client = (Projects<Project>) getClient(profileID);
-		return client.getRelationshipChain(projectID, relationID);
+		return client.getRelationshipChain(projectID, relationID, deep);
 
 	}