Disclosed is a compressor. The present invention comprises a shroud having an impeller inside; a scroll case for covering the outside of the shroud; and a variable vane module connected to the shroud and the scroll case to form a space to the outer surface of the scroll case. The variable vane module comprises an intake duct which is partially inserted into the scroll case and of which the tip end is connected to the shroud to take a fluid from the outside; a rotatable vane part inserted into an intake duct space formed by the scroll case and the intake duct; and a vane driving part for driving the vane part.
