Apparently the attack last month didn’t, do enough damage.

https://www.kyivpost.com/post/75414

https://kyivindependent.com/flamingo-missiles-reportedly-hit-russian-shahed-iskander-component-facility-amid-large-scale-attack/

A month is more than enough time to assess the damage, make a plan, and hit it harder. That looks like they succeeded on this attempt.