The invention provides a tyre with a self-sealing wall and a low sound level. The invention relates to a tyre (1) comprising two sidewalls (2), a crown (3) radially provided on the outside with a tread (4), a reinforcing structure (5) of the carcass type, and at least one bracing ply (6), the inner surface of the sidewalls and the crown forming an inner wall (10), at least part of which is covered with a layer (7) of a self-sealing composition, wherein at least a portion of the free surface of the layer (7) of self-sealing composition is covered with an arrangement (8) of particles (9) absorbing the acoustic energy.