The invention relates to a method and device for influencing the smell coming from shaft openings of underground sewers, in which water droplets are sprayed into the air in shafts (1) of underground sewers which are open in the direction of the ambient air.Said spraying device comprises a pressure vessel (3) containing water and a nozzle (4) having one or more fine openings through which water can escape from the pressure vessel (3), the pressure vessel (3) being subject to a hydrostatic pressure which is by at least 2 bars greater than the ambient pressure, and the diameter of one or more nozzle openings being less than 130 μm.