diff --git a/scripts/bootstrap.js b/scripts/bootstrap.js
index b2922b5..0fb06d6 100644
--- a/scripts/bootstrap.js
+++ b/scripts/bootstrap.js
@@ -1,3 +1,7 @@
+// This file is a wrapper around `yarn` that allows us to run `yarn` from the
+// root of the project, but still have it run the `bootstrap` script when no
+// arguments are passed.
+
 const os = require('os');
 const path = require('path');
 const child_process = require('child_process');
@@ -26,4 +30,4 @@ if (process.cwd() !== root || args.length) {
   result = child_process.spawnSync('yarn', ['bootstrap'], options);
 }
 
-process.exitCode = result.status;
+process.exitCode = result.status;
\ No newline at end of file