travelnet.check_if_trying_to_dig = function(puncher, node)

	if not puncher then return false end

	local tool_caps = puncher:get_wielded_item():get_tool_capabilities()

	if not tool_caps then return false end

	if tool_caps["groupcaps"] and tool_caps["groupcaps"]["cracky"] then
		return true
	end

	return false
end