diff --git a/readme.md b/readme.md
index eb17cf1..cb8ec79 100644
--- a/readme.md
+++ b/readme.md
@@ -69,6 +69,12 @@ bun run start -l ja -d 2022-12-01
 where `ja` is the language code and `2022.12.01` is the date of the dump (there
 are no newer DBPedia versions).
 
+To download and build all available languages, run:
+
+```sh
+bun run start -a
+```
+
 You must be running this in linux with `bzip2` installed.
 
 If you want to export a minimal dictionary with 1000 lines for testing, set an