Portugal face Algeria in their final warm-up friendly on Thursday before embarking for the 2018 FIFA World Cup in Russia, and the European champions are in dire need of a win after failing to taste victory in their last three outings.
Manager Fernando Santos' side have drawn their last two games against Tunisia and Belgium, which was preceded by a 3-0 defeat to the Netherlands in Geneva, Switzerland.
Cristiano Ronaldo has rejoined the national team after aiding Real Madrid in clinching their third successive UEFA Champions League crown in May, and he's likely to have a boosting effect on his comrades.