codeacademy bug

// Define the function under this line
var canIDrive = function(myAge, legalDrivingAge){
    if(myAge >= legalDrivingAge){
        return true;
    } else {
        return false;
    }
};

// Declare legalDrivingAge under myAge
var myAge = prompt("How old are you?");
var legalDrivingAge = 18;
//Create an if else statement using the function as a condition
if (canIDrive(myAge)) {
  console.log("You can legally drive!");
}
else {
  console.log("You'll have to wait a few more years!");
}