World Limits not working

# These are examples of world-specific settings - customize your content as you see fit
#
# NOTES:
#   All lines here are commented with the # symbol - delete the # symbol on copied lines you wish to enable
#   Definitions of a world made here will superecede any world definition with the same name in configuration.txt
#   Deleting this file will result in a fresh copy being produced by dynmap.jar on the next startup.
#
worlds:
  - name: world
    title: "World"
    enabled: true
    # Use visibilitylimits to restrict which areas of maps on your world to render (zero or more shapes can be defined)
    # For a rectangle, the area is defined by x0, z0 to x1, z1
    # For a circle, the area is defined by a center at x,z with a radius 'r'
    visibilitylimits:
      - x0: 13390
        z0: 200
        x1: 22350
        z1: 11400
    hiddenlimits:
      - x0: 13000
        z0: 11400
        x1: 22500
        z1: 14500
    hidestyle: air
    tileupdatedelay: 30
    maps:
      - class: org.dynmap.hdmap.HDMap
        name: flat
        title: "Flat"
        prefix: flat
        perspective: iso_S_90_vlowres
        shader: stdtexture
        lighting: shadows
        mapzoomin: 2
      - class: org.dynmap.hdmap.HDMap
        name: surface
        title: "Surface"
        prefix: t
        perspective: iso_SE_60_vlowres
        shader: stdtexture
        lighting: shadows
        mapzoomin: 2