The duo combined in Tuesday night's 4-0 Champions League victory over Porto, plundering a brace each.
"We are working hard for the team - he has got the same ambition as me," the Togo international said.
"We are here to help this team, we are here to help win something so I'm very pleased with the way he played against Porto.
"I gave him a pass and he gave me a pass. That shows there is a good relationship between the two of us.
"We are very happy and hopefully we can help this team win something this season."