 He left Northampton and joined Conference South side Bishop's Stortford for an undisclosed fee in November 2004.Morison spent just under two years with Stortford, scoring prolifically, before joining another Hertfordshire team in the form of Stevenage for a "small four-figure fee" in August 2006.During the 2006–07 season, Morison scored a total of 34 times in 53 games, including the winner in Stevenage's 3–2 victory over Kidderminster Harriers in the FA Trophy final in May 2007 – the first competitive cup final to be held at the new Wembley Stadium.