On 17 September 2011, in the first round of the Adriatic League, Pijetlović and Sandro Sukno were the top scorers with each scoring three times in an easy 14–6 home win against Jadran HN.

[5] On 8 October in the Adriatic League fourth round, Pijetlović and his team-mate and fellow countryman Prlainović were the top scorers with each scoring three times in a 14–8 away win against Medveščak.

[6] Pijetlović was again the top scorer of the fifth round in his team on 15 October, he scored three goals in a 15–8 home win against Primorje EB.

On 26 October Pijetlović scored another goal in an easy 15–5 away win against Jadran ST, but this time in the sixth round of the Adriatic League.

But just after 3 days, on 12 November, he scored an amazing five goals for his team in 16–7 away win against Budva M:tel, in the ninth round of the Adriatic League.

[12] Pijetlović managed to score just one goal on 3 December in a humiliating 21–0 defeat over POŠK in the twelfth round of the Adriatic League.

[17] Four days later, Pijetlović alongside his team-mate Filipović scored five goals in the Adriatic League fourteenth-round game behind, in a 21–5 easy home win over Mornar BS.