diff --git a/README.md b/README.md
index 19bd5d3c49..a46b8cbd55 100644
--- a/README.md
+++ b/README.md
@@ -56,6 +56,8 @@ Using Gradle makes building WPILib very straightforward. It only has a few depen
 - Raspberry Pi toolchain (optional)
     - Run `./gradlew installArm32Toolchain` after cloning this repository
 
+On macOS ARM, run `softwareupdate --install-rosetta`. This is necessary to be able to use the macOS x86 roboRIO toolchain on ARM.
+
 ## Setup
 
 Clone the WPILib repository and follow the instructions above for installing any required tooling.