UIStroke has lower Z-index than parented Frame?

Help and Feedback Art Design Support
#1

So my problem is that UIStroke is over the blue frame but behind red, and I’ve completely no clue how do I fix that :frowning:
Does anyone have an idea or it’s unpossbile on Roblox right now?

RobloxStudioBeta_HVWucAGann
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#2

Set the ZIndex of the blue frame to a value higher than the ZIndex of the red frame.