The 21-year-old was handed his first start since October in the 1-0 defeat at Mansfield and then kept his spot for the 3-2 loss against AFC Wimbledon on Saturday.
Lacey now faces competition for his spot with Luke Wilkinson back this weekend and skipper Steve McNulty available for the trip to Bury on Tuesday as he said: “It has been frustrating at times, sitting on the bench with the back four doing so well.
“He’s (John Still) not really going to change it when they’re doing that well, as they’ve been in good form all season.
“When they’re keeping clean sheets and playing well you can’t really ask to be in the team.
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“I’m pleased to get my chance. It came as two other centre backs got suspended, but any way it comes, I’m not really fussed.
“Hopefully I can keep my place in the team when they’re back now.”