diff --git a/src/main/java/org/gcube/portlets/user/workspace/client/rpc/GWTWorkspaceService.java b/src/main/java/org/gcube/portlets/user/workspace/client/rpc/GWTWorkspaceService.java
index ea387be..164af4d 100644
--- a/src/main/java/org/gcube/portlets/user/workspace/client/rpc/GWTWorkspaceService.java
+++ b/src/main/java/org/gcube/portlets/user/workspace/client/rpc/GWTWorkspaceService.java
@@ -204,7 +204,7 @@ public interface GWTWorkspaceService extends RemoteService{
 
 	String getMyLogin();
 
-	void updateACLForVREbyGroupIds(String folderId, String aclType) throws Exception;
+	void updateACLForVREbyUsers(String folderId, String aclType) throws Exception;
 
 	/**
 	 * @param folderId
diff --git a/src/main/java/org/gcube/portlets/user/workspace/client/rpc/GWTWorkspaceServiceAsync.java b/src/main/java/org/gcube/portlets/user/workspace/client/rpc/GWTWorkspaceServiceAsync.java
index c709c32..9c46fd4 100644
--- a/src/main/java/org/gcube/portlets/user/workspace/client/rpc/GWTWorkspaceServiceAsync.java
+++ b/src/main/java/org/gcube/portlets/user/workspace/client/rpc/GWTWorkspaceServiceAsync.java
@@ -182,7 +182,7 @@ public interface GWTWorkspaceServiceAsync {
 
 	void getMyLogin(AsyncCallback<String> callback);
 
-	void updateACLForVREbyGroupIds(String folderId, String aclType,
+	void updateACLForVREbyUsers(String folderId, String aclType,
 			AsyncCallback<Void> callback);
 
 	void getUserACLForFolderId(String folderId,
diff --git a/src/main/java/org/gcube/portlets/user/workspace/server/GWTWorkspaceServiceImpl.java b/src/main/java/org/gcube/portlets/user/workspace/server/GWTWorkspaceServiceImpl.java
index fdbe76d..8669044 100644
--- a/src/main/java/org/gcube/portlets/user/workspace/server/GWTWorkspaceServiceImpl.java
+++ b/src/main/java/org/gcube/portlets/user/workspace/server/GWTWorkspaceServiceImpl.java
@@ -2663,7 +2663,7 @@ public class GWTWorkspaceServiceImpl extends RemoteServiceServlet implements GWT
 	 * @throws Exception
 	 */
 	@Override
-	public void updateACLForVREbyGroupIds(String folderId, String aclType) throws Exception{
+	public void updateACLForVREbyUsers(String folderId, String aclType) throws Exception{
 		try {
 
 			if(folderId == null)
@@ -2677,7 +2677,7 @@ public class GWTWorkspaceServiceImpl extends RemoteServiceServlet implements GWT
 			
 			if(wsItem.isShared() && (wsItem.getType().equals(WorkspaceItemType.SHARED_FOLDER))){
 				WorkspaceSharedFolder ite = (WorkspaceSharedFolder) workspace.getItemByPath(wsItem.getPath());
-				ite.setACL(ite.getGroupIds(), ACLType.valueOf(aclType));
+				ite.setACL(ite.getUsers(), ACLType.valueOf(aclType));
 			}else
 				throw new Exception("Source item is not shared or shared folder");