diff --git a/freebsd/12_post-installation.md b/freebsd/12_post-installation.md
index d6093b7..339016b 100644
--- a/freebsd/12_post-installation.md
+++ b/freebsd/12_post-installation.md
@@ -78,7 +78,7 @@ mkdir -p /usr/local/bastille
 
 Edit the following lines in the /usr/local/etc/bastille/bastille.conf file:
 
-``` sh
+``` bash
 bastille_zfs_enable="YES"
 bastille_zfs_zpool="zroot"
 bastille_zfs_prefix="bastille"