A vacuum cleaner comprising: a dust container including a centrifugal separator disposed inside the dust container and configured to separate dust from air; a filter member installed at a discharge hole of the dust container ; a dust removal unit configured to dislodge dust from the filter member ; and a drive unit configured to provide driving power to the dust removal unit ; wherein the dust removal unit includes: a dust-removing member having a plurality of dust-removing projections (P) extending from the dust-removing member and facing the filter member , wherein the dust-removing projections (P) are configured to dislodge dust from the filter member while moving to come in contact with the filter member ; and a fixing member extending from an end portion of the dust-removing member , the fixing member being arranged to move across a surface of the filter member to guide the dust-removing member to maintain a contacting position of the dust-removing projections with respect to the filter member during the movement of the plurality of dust-removing projections of the dust-removing member, wherein the drive unit is connected with an end portion of the dust-removing member opposite to the end portion of the dust-removing member having the fixing member . a dust container including a centrifugal separator disposed inside the dust container and configured to separate dust from air; a filter member installed at a discharge hole of the dust container ; a dust removal unit configured to dislodge dust from the filter member ; and a drive unit configured to provide driving power to the dust removal unit ; wherein the dust removal unit includes: a dust-removing member having a plurality of dust-removing projections (P) extending from the dust-removing member and facing the filter member , wherein the dust-removing projections (P) are configured to dislodge dust from the filter member while moving to come in contact with the filter member ; and a fixing member extending from an end portion of the dust-removing member , the fixing member being arranged to move across a surface of the filter member to guide the dust-removing member to maintain a contacting position of the dust-removing projections with respect to the filter member during the movement of the plurality of dust-removing projections of the dust-removing member, wherein the drive unit is connected with an end portion of the dust-removing member opposite to the end portion of the dust-removing member having the fixing member . a dust-removing member having a plurality of dust-removing projections (P) extending from the dust-removing member and facing the filter member , wherein the dust-removing projections (P) are configured to dislodge dust from the filter member while moving to come in contact with the filter member ; and a fixing member extending from an end portion of the dust-removing member , the fixing member being arranged to move across a surface of the filter member to guide the dust-removing member to maintain a contacting position of the dust-removing projections with respect to the filter member during the movement of the plurality of dust-removing projections of the dust-removing member, wherein the drive unit is connected with an end portion of the dust-removing member opposite to the end portion of the dust-removing member having the fixing member . <EOS>