with a 2–0 victory against his club's rival Borussia Dortmund on 15 August 2016. On 21 September, he scored his first goal of the season in a 3–0 victory over Hertha BSC. Thiago contributed one goal and one assist in a 3–0 victory over RB Leipzig and was named Man of the match on 22 December. On 16 February 2017, he scored two goals and provided one assist as Bayern defeated Arsenal with a 5–1 victory in the first leg of the Champions League round of sixteen tie. On 28 April, he signed a new four-year contract until 2021. He scored nine goals and had nine assists throughout the season. 2017–20: Consistent silverware, European treble Because of an injury, Thiago could not play his club's first competitive match of the season, in the 2017 DFL-Supercup where Bayern won against Borussia Dortmund 5–4 on penalties on 6 August 2017. On 26 October, he scored an equalizing goal against RB Leipzig to make it 1–1 and later Bayern went on to win the DFB-Pokal second-round match 5–4 on penalties. On 23 November, he was substituted in the 44th minute of the match as he suffered a serious muscle injury in his thigh in Bayern's 2–1 away victory over R.S.C. Anderlecht in the Champions League group stage match and was confirmed by his club manager Jupp Heynckes that he will be out for a long period of time. Thiago was back in the starting lineup and made his first appearance since his injury in November in a 2–1 away victory over VfL Wolfsburg on 17 February 2018. On 4 April, he scored a header which secured Bayern Munich a 2–1 away victory over Sevilla FC in the first leg of their Champions League quarter-final tie. He finished the season with seven goals in 31 appearances. On 12 August 2018, Thiago played the first competitive match of the season under the new club manager Niko Kovač and also scored a goal in a 5–0 victory over Eintracht Frankfurt as Bayern won the 2018 DFL-Supercup. On 18 May 2019, Thiago won his sixth consecutive Bundesliga title as Bayern finished two points above Dortmund with 78 points. A week later, Thiago won his third DFB-Pokal as Bayern defeated RB Leipzig 3–0 in the 2019 DFB-Pokal Final. Amidst heavy media speculation linking him with a potential move to Liverpool, Thiago played for Bayern in the Champions League