diff --git a/docs/nix_mobile_setup.md b/docs/nix_mobile_setup.md
--- a/docs/nix_mobile_setup.md
+++ b/docs/nix_mobile_setup.md
@@ -2,6 +2,20 @@
 
 ## iOS development
 
+### Homebrew
+
+Install [Homebrew](https://brew.sh/), a package manager for macOS. It’s necessary for some of the following steps.
+
+### Node
+
+Next, install [Node](https://nodejs.org/) using Homebrew. We’re going to use version 16 to avoid some possible issues that come up on Apple silicon when we install project dependencies.
+
+```
+brew install node@16 && brew upgrade node@16
+```
+
+The reason we use both `install` and `upgrade` is that there’s no single Homebrew command equivalent to “install if not installed, and upgrade if already installed”.
+
 ### Xcode
 
 Go to the [Mac App Store](https://apps.apple.com/us/app/xcode/id497799835) to install Xcode, or if you already have it, to update it to the latest version.
@@ -127,10 +141,6 @@
 
 ## Debugging tools
 
-### Homebrew
-
-Install [Homebrew](https://brew.sh/), a package manager for macOS. It’s necessary for some of the following steps.
-
 ### Reactotron
 
 Reactotron is an event tracker and logger that can be used to aid in debugging on React Native.