diff --git a/CHANGELOG.md b/CHANGELOG.md
index 92c55ed8..d79fc5e4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -24,6 +24,7 @@ The **patch** part is incremented if multiple releases happen the same month
 * certbot: Fix HAProxy renewal hook
 * keepalived: Fix tasks that use file instead of copy
 * memcached: Fix conditions not properly writen (installation was always in multi-instance mode)
+* fail2ban: SQLite purge script didn't vacuum as expected + error when vacuum cannot be done
 
 ### Removed
 
diff --git a/fail2ban/templates/fail2ban_dbpurge.j2 b/fail2ban/templates/fail2ban_dbpurge.j2
index 26c80f32..c287ba99 100644
--- a/fail2ban/templates/fail2ban_dbpurge.j2
+++ b/fail2ban/templates/fail2ban_dbpurge.j2
@@ -2,12 +2,15 @@
 # Juin - Decembre 2022 : #64088
 # Purge pour Stretch et Buster
 
-/usr/bin/ionice -c3 /usr/bin/sqlite3 /var/lib/fail2ban/fail2ban.sqlite3 "DELETE FROM bans WHERE datetime('now', '-{{ fail2ban_dbpurgeage_default }}') > datetime(timeofban, 'unixepoch');"
+/usr/bin/ionice -c3 /usr/bin/sqlite3 /var/lib/fail2ban/fail2ban.sqlite3 ".timeout 5000; DELETE FROM bans WHERE datetime('now', '-{{ fail2ban_dbpurgeage_default }}') > datetime(timeofban, 'unixepoch');"
 
-place_dispo=$( df -h  /var/lib/fail2ban/fail2ban.sqlite3  --output="avail" -h --block-size=1 |tail -n1 )
-place_pris=$( echo $(("$(stat --format %s /var/lib/fail2ban/fail2ban.sqlite3 ) * 2" )) )
+place_dispo="$(df /var/lib/fail2ban/fail2ban.sqlite3 --output="avail" --block-size=1 | tail -n1)"
+place_pris="$(stat --format %s /var/lib/fail2ban/fail2ban.sqlite3)"
 
-if [ $place_pris -lt $place_dispo ]
+if [ "$place_pris" -lt "$place_dispo" ]
 then
     /usr/bin/ionice -c3 /usr/bin/sqlite3 /var/lib/fail2ban/fail2ban.sqlite3 "VACUUM;"
+else
+    >&2 echo "Fail2ban SQLite VACUUM not done because /var lacks of space (VACUUM may use twice the database size)."
+    exit 1
 fi