diff --git a/CHANGELOG.md b/CHANGELOG.md
index 143d8a65..f45bd313 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -39,6 +39,7 @@ The **patch** part changes is incremented if multiple releases happen the same m
 ### Fixed
 
 * elasticsearch: comment the Xlog:gc line instead of changing it completely
+* fail2ban: Fix cron fail2ban_dbpurge (should be bash instead of sh)
 * nagios-nrpe: remount /usr **after** installing the packages
 * packweb-apache,nagios-nrpe: add missing task and config for PHP 8.2 container
 * potsfix: add missing `localhost.$mydomain` to mydestination
diff --git a/fail2ban/templates/fail2ban_dbpurge.j2 b/fail2ban/templates/fail2ban_dbpurge.j2
index 44c20f4c..26c80f32 100644
--- a/fail2ban/templates/fail2ban_dbpurge.j2
+++ b/fail2ban/templates/fail2ban_dbpurge.j2
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 # Juin - Decembre 2022 : #64088
 # Purge pour Stretch et Buster