Philip Morris International’s shares fell nearly 7% as its quarterly revenue missed forecasts and it shipped fewer tins of its popular nicotine pouch Zyn than expected. The tobacco company also said that its total product shipments may be lower in the second half of this year compared with last year,

Marlboro maker Philip Morris International missed second-quarter revenue expectations on Tuesday as shipments of its ZYN nicotine pouches disappointed.

Shares of Philip Morris, parent of Marlboro cigarettes and Zyn nicotine pouches, dropped after a rare revenue miss, as a growing illicit market for cigarettes has hurt business in Indonesia and Europe.