diff --git a/Downloading-and-installing-xcode-headless---scriptless.md b/Downloading-and-installing-xcode-headless---scriptless.md
index 660564d..dd48f13 100644
--- a/Downloading-and-installing-xcode-headless---scriptless.md
+++ b/Downloading-and-installing-xcode-headless---scriptless.md
@@ -23,4 +23,5 @@ I was using the pre-setup Catalina docker, so I chose [this version](https://dev
 
 `sudo xcodebuild -license accept`
 
-`sudo xcodebuild -runFirstLaunch` (took ~10 minutes for me)
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+`sudo xcodebuild -runFirstLaunch` (took ~10 minutes for me)
+`DevToolsSecurity -enable`
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