Sniper scope view not changing after switching optics

I’m having an issue where the sniper scope view always looks the same, no matter which optic I equip.
Even when I switch between different scopes (like 6x, 8x, or variable zoom), the reticle inside the scope doesn’t change at all.
I’ve tried resetting settings and changing attachments, but it still shows the same reticle.
Any ideas how to fix this?

The image I want is as follows;