Index: doc/build.md
==================================================================
--- doc/build.md
+++ doc/build.md
@@ -23,11 +23,11 @@
 
 > This script uses the file `config.ini` in the folder `gc_lang/LANG`.
 
 **First build**
 
-`make.py LANG -js`
+`make.py LANG -ba -js`
 
 > This command is required to generate all necessary files.
 
 **Options**