Change your Self Cast Key
to None
. It’s part of a bug Blizz introduced in 9.2.5
Also, you don’t need to hard-code the tooltip, it’ll pull from the cast
#showtooltip
/cast [@cursor] Sigil of Flame
If you’d prefer a slightly more advanced version:
In your case, since I suspect it’s on an alt-keybind already, I’d remove [mod:alt,@player]
or change it to a different modifier.