diff --git a/src/main/java/org/gcube/portlets/gcubeckan/gcubeckandatacatalog/server/GcubeCkanDataCatalogServiceImpl.java b/src/main/java/org/gcube/portlets/gcubeckan/gcubeckandatacatalog/server/GcubeCkanDataCatalogServiceImpl.java
index 2d95216..8cfa7d6 100644
--- a/src/main/java/org/gcube/portlets/gcubeckan/gcubeckandatacatalog/server/GcubeCkanDataCatalogServiceImpl.java
+++ b/src/main/java/org/gcube/portlets/gcubeckan/gcubeckandatacatalog/server/GcubeCkanDataCatalogServiceImpl.java
@@ -181,48 +181,53 @@ public class GcubeCkanDataCatalogServiceImpl extends RemoteServiceServlet implem
 
 		try{
 
-			// retrieve the liferay's roles for the user
-			UserManager userManager = new LiferayUserManager();
-			RoleManager roleManager = new LiferayRoleManager();
-			GroupManager groupManager = new LiferayGroupManager();
-			List<RoleModel> roles = roleManager.listRolesByUserAndGroup(groupManager.getGroupId(groupName), userManager.getUserId(username));
+			// first of all, check if the user is a sysadmin in the catalog (in this case he can do everything)
+			boolean isSysAdmin = instance.isSysAdmin(username, instance.getApiKeyFromUsername(username));
 
-			// the default one
-			CkanRolesIntoLiferay mainRole = CkanRolesIntoLiferay.CATALOG_MEMBER;
-			RolesIntoOrganization correspondentRoleToCheck = RolesIntoOrganization.MEMBER;
+			if(isSysAdmin){
 
-			// NOTE: it is supposed that there is just one role for this person correspondent to the one in the catalog
-			for (RoleModel role : roles) {
+				logger.debug("The user is a sysadmin of the catalog -> he can edit/add");
+				return CkanRole.SYSADMIN;
 
-				logger.debug("User " + username + " has role " + role.getRoleName() + " in " + currentScope); 
+			}else{
 
-				if(role.getRoleName().contains(CkanRolesIntoLiferay.CATALOG_SYSADMIN.toString())){
-					mainRole = CkanRolesIntoLiferay.CATALOG_SYSADMIN;
-					correspondentRoleToCheck = RolesIntoOrganization.SYSADMIN;
-					break;
-				}else if(role.getRoleName().contains(CkanRolesIntoLiferay.CATALOG_ADMIN.toString())){
-					mainRole = CkanRolesIntoLiferay.CATALOG_ADMIN;
-					correspondentRoleToCheck = RolesIntoOrganization.ADMIN;
-					break;
-				}else if(role.getRoleName().contains(CkanRolesIntoLiferay.CATALOG_EDITOR.toString())){
-					mainRole = CkanRolesIntoLiferay.CATALOG_EDITOR;
-					correspondentRoleToCheck = RolesIntoOrganization.EDITOR;
-					break;
-				}				
+				// retrieve the liferay's roles for the user
+				UserManager userManager = new LiferayUserManager();
+				RoleManager roleManager = new LiferayRoleManager();
+				GroupManager groupManager = new LiferayGroupManager();
+				List<RoleModel> roles = roleManager.listRolesByUserAndGroup(groupManager.getGroupId(groupName), userManager.getUserId(username));
+
+				// the default one
+				CkanRolesIntoLiferay mainRole = CkanRolesIntoLiferay.CATALOG_MEMBER;
+				RolesIntoOrganization correspondentRoleToCheck = RolesIntoOrganization.MEMBER;
+
+				// NOTE: it is supposed that there is just one role for this person correspondent to the one in the catalog
+				for (RoleModel role : roles) {
+
+					logger.debug("User " + username + " has role " + role.getRoleName() + " in " + currentScope); 
+					if(role.getRoleName().contains(CkanRolesIntoLiferay.CATALOG_ADMIN.toString())){
+						mainRole = CkanRolesIntoLiferay.CATALOG_ADMIN;
+						correspondentRoleToCheck = RolesIntoOrganization.ADMIN;
+						break;
+					}else if(role.getRoleName().contains(CkanRolesIntoLiferay.CATALOG_EDITOR.toString())){
+						mainRole = CkanRolesIntoLiferay.CATALOG_EDITOR;
+						correspondentRoleToCheck = RolesIntoOrganization.EDITOR;
+						break;
+					}				
+				}
+
+				// with this invocation, we check if the role is present in ckan and if it is not it will be added
+				boolean res = instance.checkRole(username, groupName, correspondentRoleToCheck);
+
+				if(res)
+					return reMapRole(mainRole);
 			}
-
-			// with this invocation, we check if the role is present in ckan and if it is not it will be added
-			boolean res = instance.checkRole(username, groupName, correspondentRoleToCheck);
-
-			if(res)
-				return reMapRole(mainRole);
-
 		}catch(Exception e){
 			logger.error("Unable to retrieve the role information for this user. Returning member role", e);
 		}
 
 		logger.debug("Unable to check the role into ckan organization, returning MEMBER as role");
-		
+
 		// return the base role
 		return CkanRole.MEMBER; 
 	}