diff --git a/src/main/java/org/gcube/portlets/widgets/workspacesharingwidget/server/WorkspaceSharingServiceImpl.java b/src/main/java/org/gcube/portlets/widgets/workspacesharingwidget/server/WorkspaceSharingServiceImpl.java
index dfb6396..50ed3e8 100644
--- a/src/main/java/org/gcube/portlets/widgets/workspacesharingwidget/server/WorkspaceSharingServiceImpl.java
+++ b/src/main/java/org/gcube/portlets/widgets/workspacesharingwidget/server/WorkspaceSharingServiceImpl.java
@@ -879,7 +879,7 @@ public class WorkspaceSharingServiceImpl extends RemoteServiceServlet implements
 		
 		if(!novelAdministrators.isEmpty()){
 			for(String novel:novelAdministrators){
-				vreFolderManager.addUser(novel);
+				vreFolderManager.setAdmin(novel);
 			}
 		}