diff --git a/docs/nix_dev_env.md b/docs/nix_dev_env.md
--- a/docs/nix_dev_env.md
+++ b/docs/nix_dev_env.md
@@ -27,6 +27,12 @@
 
 To set up a dev environment using Nix, you will need a macOS or Linux machine.
 
+If you are using a Mac computer with Apple silicon, you will need to install Rosetta 2. You can do this by running:
+
+```
+softwareupdate --install-rosetta
+```
+
 # Prerequisites
 
 ## Xcode