I use Rigify to rig one of my head, but when I close the eyes, there are some faces who don't follow so it makes a hole. I think the problem comes from the weight painting, however, I don't really understand how it works. Here is a screenshot to show you the problem :
And here is the link to the .blend if anyone wants to try something: https://mega.nz/file/kGBEnQgZ#2CSlEXGt2Vr67HapsBl3P8dWFIYWwS2ATdN7u6uTGaM
Thank in advance! Have a good day!