Wrong. Prohibition increases demand.

Edit: Based off some replies, I think a lot of people are forgetting some rudimentary aspects of the concept of “demand”, so allow me to help:

Demand is an economic concept that relates to a consumer’s desire to purchase goods and services and willingness to pay a specific price for them.

When supply decreases, the price of the good increases. Inversely, when the supply of the good increases, the price falls