diff --git a/bookstack/readme.md b/bookstack/readme.md
index 9dcae1f..9c62e8e 100644
--- a/bookstack/readme.md
+++ b/bookstack/readme.md
@@ -150,7 +150,7 @@ but that's ok since BorgBackup is making daily snapshots.
     placed inside `bookstack` directory on the host
 
     `bookstack-backup-script.sh`
-    ```
+    ```bash
     #!/bin/bash
 
     # CREATE DATABASE DUMP, bash -c '...' IS USED OTHERWISE OUTPUT > WOULD TRY TO GO TO THE HOST