@@ 233,7 233,7 @@ Git mirrors of the Mercurial repository 
 
 #### Debian package
 
-The following command installs Ahven on Debian GNU/Linux 11 (buster).
+The following command installs Ahven on Debian GNU/Linux 11 (bullseye).
 
 ```
 sudo apt-get install libahven-doc libahven9-dev