A wiper device with at least one wiper blade adapter (12), which has at least one fluidic connecting element (22), with at least one wiper arm adapter (14), with at least one covering unit (16), which is connected to the wiper arm adapter (14) such that the covering unit can be pivoted about a pivot axis (46) with respect to the wiper arm adapter (14), with at least one fluidic coupling element (24) for fluidic connection to the at least one fluidic connecting element (22), and with a mounting unit (25) for movably mounting the fluidic coupling element (24) on the at least one covering unit (16), wherein the mounting unit (25) has at least one mounting recess (54, 54′) and at least one mounting extension (52, 52′), which is guided in the at least one mounting recess (54, 54′), wherein the at least one mounting recess (54, 54′) is arranged on the fluidic coupling element (24).