Invert colors does not work in the Corona Color Correct Shader

Hello!
Invert colors does not work in the Corona Color Correct Shader when working with the bump channel.

Cornona B2rc1 1oct.2018
Cinema R19.068
Windows: 10 Home 1803
CPU-AMD 1950x Threadripper
Motherboard- ASUS ROG STRIX X399-E GAMING
ram- g.skill 3200 MHz, 64 GB
disc: SSD Samsung evo 960



InvCol.zip (341 KB)

Thanks for the file, I’ll take a look at it.