Online gaming software company Microgaming awards €5.4 million ($5.7 million), one of its biggest mobile jackpot prizes last week.

The breakthrough moment arrived to a player identified as Mark A, who was playing on RoyalVegasCasino.com when Micograming’s Mega Moolah progressive slots jackpot rang on his mobile device.

“We’ve been watching the progressive ticker grow substantially over the last few weeks; anticipation was building as to when it was going to strike,” Microgaming head of casino John Quinn said. “Once again the jackpot was hit via a mobile device; it really is a sign of today’s industry and how prevalent mobile is.”

“One of our senior VIP executive hosts had the pleasure of phoning Mark to confirm the win and to congratulate him; to say he was elated is an understatement.”a spokesperson from Royal Vegas said. “Everyone here at Royal Vegas would like to congratulate Mark on this mammoth and historic win.