Ebola has largely been confined to Sierra Leone, Guinea and Liberia, which produce relatively smaller amount of cocoa. But Ivory Coast shares borders with these countries and the threat of the disease impacting the transportation has the world worried.

Before cooling down, prices for the key chocolate ingredient have surged 10% in september, settling just shy of the highest level in more than three years on Sep. 24th on mounting concerns that the outbreak will reach the Ivory Coast or Ghana, which produce about 60% of the world’s cocoa. No cases have been reported in either country. But Ivory Coast shares a poorly policed border with Liberia and Guinea, two of the countries hardest hit by Ebola.