Error on 'Ad Hoc Distributed Queries'

i have a query bellow GO

/****** Object: StoredProcedure [dbo].[AdHoc] Script Date: 09/07/2011 11:22:55 ******/

SET ANSI_NULLS ON

SET QUOTED_IDENTIFIER ON

ALTER PROCEDURE [dbo].[AdHoc]

BEGIN

EXEC sp_configure 'show advanced options', '1'

RECONFIGURE

EXEC sp_configure 'Ad Hoc Distributed Queries', '1'

RECONFIGURE;

END

But the following error occur

User does not have permission to perform this action.

You do not have permission to run the RECONFIGURE statement.

The configuration option 'Ad Hoc Distributed Queries' does not exist, or it may be an advanced option.

You do not have permission to run the RECONFIGURE statement.