MethodError for `quantile(Poisson(x), p)`

[jariji]

  [eadaa1a4] MeasureTheory v0.18.3

julia> quantile(Normal(), .5)
0.0

julia> quantile(Poisson(3), .5)
ERROR: MethodError: no method matching proxy(::Poisson{(:λ,), Tuple{Int64}})

Is this supposed to work?