Åkesson's first album with Opeth was Watershed (2008) in which he co-wrote the song "Porcelain Heart" with Mikael Åkerfeldt.
ˈeɪkɛsənz fˈɜːst ˈælbəm wɪð ˈoʊpəθ wʌz wˈɔːɾɚʃˌɛd tˈuː θˈaʊzənd ˈeɪt ɪnwˌɪtʃ hiː kˈoʊɹˈoʊt ðə sˈɔŋ "pˈoːɹsɪlˌɪn hˈɑːɹt" wɪð mˈɪkeɪl ˈækɚfˌɛlt.