Elliott worry for U's
Cambridge could be without Tom Elliott when Morecambe visit the Abbey Stadium.
The 23-year-old striker limped off early in the second half of Tuesday's 2-2 draw with York having only just returned from an ankle injury and could miss out.
Issa Diallo continues to be hampered by a thigh injury and remains a doubt, while it remains to be seen whether Harrison Dunk will be involved after he also sat out in midweek.
Midfielders Robbie Simpson and Luke Chadwick will be hoping to keep their starting places having made their first starts this season against the Minstermen.
Morecambe manager Jim Bentley may stick with the same line-up after guiding the Shrimps to a third straight Sky Bet League Two victory in midweek.
The surprise leaders at the fourth tier's summit beat Oxford 1-0 on Tuesday night with Kevin Ellison scoring his fourth goal of the season.
Midfielder Jamie Devitt was the only change to the team and striker Jack Redshaw also started after turning down a move to an unnamed League One club - thought to be Peterborough - earlier in the week.
Defender Ryan Edwards is still not ready to return after fracturing fingers.