AIDEN O’Brien played for 64 minutes for Millwall under-23s against QPR on Monday afternoon.
O’Brien has been out of senior action since January 20, but should come back into contention for the trip to Barnsley next weekend.
Tom Elliott gave Kevin Nugent’s side the lead at Loftus Road, before Osman Kakay scored an equaliser for the hosts.
QPR: Dieng, Kakay, Williams, Owens, Phillips, Wells, Oteh (Akinola), Chair, Sylla (Fox), Tilt, Mackie (Dalling).
Millwall: Martin; McNamara, Debrah, Mbulu, Toffolo; Ferguson, Donovan, Thompson, O'Brien (Ajiboye); Elliott (Leighton), Onyedinma. Subs not used: Hanson, Saunders-Henry, Sandford.
Image: Millwall FC