当存储过程发生更改时，为什么OLE DB数据源不会更新元数据？

I am calling a stored procedure from an OLE DB data source in SSIS. Why doesn't SSIS see changes I have made to the stored procedure? It seems like metadata about the stored procedure is cached somewhere. Is it cached? If so how do I force SSIS to see the changes I made to the stored procedure?I am calling a stored procedure from an OLE DB