United extended their winning streak to five matches by emerging victorious in their first Premier League game on Chelsea turf for 10 years.
When asked if he anticipated a lively rematch on Wednesday in the fourth round of the Capital One Cup, the Scot replied with a smile: "Good luck to the referee!"
Ferguson felt his team deserved a bit of luck with the refereeing decisions.
"It's always hard to come here and it's hard to get decisions here," he said. "Over the last few years, there have been some shocking decisions against us and I think everyone knows that.
"But, if we did get a little break, I think we deserved it."