Boxing Day. His next two goals were both in 1–0 wins: a 90th-minute penalty after coming off the bench in an FA Cup match against Southport on 3 January 2015 and away to Ipswich Town on 10 January. Martin then endured a barren spell, scoring only once in the next seven matches in all competitions; it was the second in a 2–0 win at Cardiff City on 31 January. He rounded out the season with two goals in the last four games: one each in a 2–0 win against Wigan Athletic on 6 April and in a 3–3 draw against Millwall on 25 April. Martin's downturn coincided with a poor run in form for Derby, who after rising to the top of the Championship at the end of February, won only two of their last thirteen league matches, to finish the season eighth and outside the playoffs by a single point. Martin was again the club's leading goalscorer, as well as the joint-seventh highest scorer in the league, and manager Steve McClaren was sacked. 2015–16 season Former Chelsea, Paris Saint-Germain and Real Madrid assistant manager Paul Clement was named the new Derby manager on 1 June 2015 and Martin again began the new season slowly. He scored four goals in the first ten matches of the season in all competitions: the equaliser in a 1–1 draw at home to Charlton Athletic on 15 August, in a 2–1 defeat to Leeds United on 29 August and a brace in a 2–1 win against Preston North End on 12 September. After scoring the first in a 2–0 win against Brentford on 3 October, Martin followed up with his first goal for Scotland, in a 6–0 win against Gibraltar on 11 October and a brace in a 4–2 win at home to Wolves on 18 October. He next scored on 24 October, the first in a 2–1 win against Huddersfield Town. 2016–17 season Loan at Fulham On 31 August 2016, Martin joined Fulham on a season-long loan. Fulham had the option to sign him permanently at the end of the season. Martin scored his first goal for Fulham in a 4–2 win against Barnsley on 15 October 2016. After Steve McClaren returned as manager of Derby, he expressed his surprise that Martin had been allowed to leave on loan and indicated that he wanted to recall the player. Martin made himself unavailable for