The present invention provides methods for preventing and/or treating lysosomal storage disorders using 5-(fluoromethyl)piperdine-3,4-diol, 5- (chloromethyl)piperdine-3,4-diol, or a pharmaceutically acceptable salt, solvate, or prodrug thereof, or any combination of two or more thereof. In particular, the present invention provides methods for preventing and/or treating Gaucher's disease.