scroll mousewheel firefox

[pouemes]

in Control.MiniMap.js
line 63 replace
L.DomEvent.on(this._container, 'mousewheel', L.DomEvent.stopPropagation);
by
L.DomEvent.on(this._container, 'wheel', L.DomEvent.stopPropagation);

reference Leaflet/Leaflet#8323 (comment)