diff --git a/docs/development_environment.mdx b/docs/development_environment.mdx
index 73e4b655..3ccffff1 100644
--- a/docs/development_environment.mdx
+++ b/docs/development_environment.mdx
@@ -95,7 +95,7 @@ After WSL is restarted, the mount's uid and gid will match the default user.
 Install [Homebrew](https://brew.sh/), then use that to install the dependencies:
 
 ```shell
-brew install python3 autoconf ffmpeg
+brew install python3 autoconf ffmpeg cmake
 ```
 
 If you encounter build issues with `cryptography` when running the `script/setup` script below, check the cryptography documentation for [installation instructions](https://cryptography.io/en/latest/installation/#building-cryptography-on-macos).