diff --git a/lib/commands/os/download.ts b/lib/commands/os/download.ts
index b809a4b232..13a0d93e8b 100644
--- a/lib/commands/os/download.ts
+++ b/lib/commands/os/download.ts
@@ -46,10 +46,14 @@ export default class OsDownloadCmd extends Command {
 
 		You can pass \`--version menu\` to pick the OS version from the interactive menu
 		of all available versions.
+
+		To download a development image append \`-dev\` to the version or select from
+		the interactive menu.
 `;
 	public static examples = [
 		'$ balena os download raspberrypi3 -o ../foo/bar/raspberry-pi.img',
 		'$ balena os download raspberrypi3 -o ../foo/bar/raspberry-pi.img --version 1.24.1',
+		'$ balena os download raspberrypi3 -o ../foo/bar/raspberry-pi.img --version 1.24.1-dev',
 		'$ balena os download raspberrypi3 -o ../foo/bar/raspberry-pi.img --version ^1.20.0',
 		'$ balena os download raspberrypi3 -o ../foo/bar/raspberry-pi.img --version latest',
 		'$ balena os download raspberrypi3 -o ../foo/bar/raspberry-pi.img --version default',