diff --git a/src/main/java/org/gcube/portlets/user/vremanagement/RequestVRE.java b/src/main/java/org/gcube/portlets/user/vremanagement/RequestVRE.java
index 0cce982..b59bbfe 100644
--- a/src/main/java/org/gcube/portlets/user/vremanagement/RequestVRE.java
+++ b/src/main/java/org/gcube/portlets/user/vremanagement/RequestVRE.java
@@ -37,6 +37,7 @@ import org.gcube.common.scope.api.ScopeProvider;
 import org.gcube.portal.notifications.bean.GenericItemBean;
 import org.gcube.portal.notifications.thread.MessageNotificationsThread;
 import org.gcube.vomanagement.usermanagement.exception.RoleRetrievalFault;
+import org.gcube.vomanagement.usermanagement.impl.LiferayGroupManager;
 import org.gcube.vomanagement.usermanagement.impl.LiferayRoleManager;
 import org.gcube.vomanagement.usermanagement.impl.LiferayUserManager;
 import org.gcube.vomanagement.usermanagement.model.GCubeUser;
@@ -100,18 +101,17 @@ public class RequestVRE extends MVCPortlet {
 			long infraManagerRoleId = -1;
 			boolean result = false;
 			if  (theManagers == null || theManagers.isEmpty()) {
-
+				String rootVoName = PortalContext.getConfiguration().getInfrastructureName();
+				long therootGroupId =  new LiferayGroupManager().getGroupIdFromInfrastructureScope("/"+rootVoName);
 				try {
-					infraManagerRoleId = roleManager.getRoleIdByName("Administrator");
+					infraManagerRoleId = roleManager.getRoleIdByName(GatewayRolesNames.INFRASTRUCTURE_MANAGER.getRoleName());
+					theManagers = userManager.listUsersByGroupAndRole(therootGroupId, infraManagerRoleId); 
 				}
 				catch (RoleRetrievalFault e) {
-					_log.warn("There is no (Site) Role " + infraManagerRoleId + " in this portal. Will not notify about this vre request");
+					_log.warn("There are no users with (Site) Role " + infraManagerRoleId + " on " + rootVoName + " in this portal. Will not notify about this vre request");
 					return;
 				}
-				theManagers = userManager.listUsersByGlobalRole(infraManagerRoleId);
-
 			}
-
 			if (theManagers == null || theManagers.isEmpty()) {
 				_log.warn("There are no users with (Site) Role " + infraManagerRoleId + " on this portal. Will not notify about this vre request.");
 			}