Negative quick charge enchantment doesn't work on crossbow

Before 1.15 there was an ability to slowdown charging crossbow using negative level quick charge. In 1.15.1 it charges like normal crossbow.

give @s minecraft:crossbow{Enchantments:[{id:"minecraft:quick_charge",lvl:-1000}]}

Video demonstration (Normal and negative 1000 level crossbows): https://youtu.be/yPzGC8WRgpU