Variable type 'Lookup Select Box' display value is sys_id not name

[rjan]

I have a variable with a type 'Lookup Select Box'. Which is a reference to the sys_user_grmember table. When choosing an option, it displays the users name, once the request has been submitted, it shows the sys_id in the variable. See screen shots.

When requesting something:

Once its been requested:

[Kumar suresh]

Have you found any fix for that , please share it to us?

[Chetan Mahajan]

@rjan - I think you should go with Ankur & Jaspal response. because if you change Lookup field value it might break in Workflow if you need sys_id of Group Member if you don't need then you can go with Lookup Field value change.  

Kindly mark correct and helpful if applicable.