The Colombia international kept a clean sheet as Arsene Wenger’s men secured their progress to the last eight to set up a clash with Watford at Emirates Stadium on Sunday.
Ospina has been drafted into the Arsenal starting line-up after Petr Cech suffered a calf injury during the 2-1 loss to Swansea City last week.
And the goalkeeper looked to be relaxed as he enjoyed some downtime with his wife Jessica on Wednesday evening.
She posted the picture above on her personal Instagram account and wrote: “I love this man love more each day.”
Arsenal are currently third in the Premier League table after last weekend’s 2-2 draw with Tottenham at White Hart Lane.
The Gunners are eight points behind leaders Leicester as they look to win the competition for the first time since 2004.
MORE: Man United latest news
MORE: Arsenal latest news
MORE: Chelsea latest news
MORE: Liverpool latest news