reef boss bugged

ghosted reef boss keeps attacking my character with inf duration of his shield spell during add phase. Add phase not changing.

https://media.discordapp.net/attachments/926429731027582976/1235616684698636408/screenshot-0121.png?ex=66350536&is=6633b3b6&hm=1421fe67917344e01628ce2c49566b87dfb903806354c67434487fb8fc44b178&=&format=webp&quality=lossless&width=550&height=309