diff --git a/data/helpers.d/backend b/data/helpers.d/backend
index 0795be38e..e14095102 100644
--- a/data/helpers.d/backend
+++ b/data/helpers.d/backend
@@ -192,41 +192,47 @@ ynh_remove_fpm_config () {
 # | arg: max_retry - Maximum number of retries allowed before banning IP address - default: 3
 # | arg: ports - Ports blocked for a banned IP address - default: http,https
 ynh_add_fail2ban_config () {
-   # Process parameters
-   logpath=$1
-   failregex=$2
-   max_retry=${3:-3}
-   ports=${4:-http,https}
-   
-  test -n "$logpath" || ynh_die "ynh_add_fail2ban_config expects a logfile path as first argument and received nothing."
-  test -n "$failregex" || ynh_die "ynh_add_fail2ban_config expects a failure regex as second argument and received nothing."
-  
+	# Process parameters
+	logpath=$1
+	failregex=$2
+	max_retry=${3:-3}
+	ports=${4:-http,https}
+	
+	test -n "$logpath" || ynh_die "ynh_add_fail2ban_config expects a logfile path as first argument and received nothing."
+	test -n "$failregex" || ynh_die "ynh_add_fail2ban_config expects a failure regex as second argument and received nothing."
+
 	finalfail2banjailconf="/etc/fail2ban/jail.d/$app.conf"
 	finalfail2banfilterconf="/etc/fail2ban/filter.d/$app.conf"
 	ynh_backup_if_checksum_is_different "$finalfail2banjailconf" 1
 	ynh_backup_if_checksum_is_different "$finalfail2banfilterconf" 1
-  
-  sudo tee $finalfail2banjailconf <<EOF
+
+	tee $finalfail2banjailconf <<EOF
 [$app]
 enabled = true
 port = $ports
 filter = $app
 logpath = $logpath
-maxretry = $max_retry" 
+maxretry = $max_retry
 EOF
 
-  sudo tee $finalfail2banfilterconf <<EOF
+	sudo tee $finalfail2banfilterconf <<EOF
 [INCLUDES]
 before = common.conf
 [Definition]
 failregex = $failregex
-ignoreregrex =" 
+ignoreregex =
 EOF
 
 	ynh_store_file_checksum "$finalfail2banjailconf"
 	ynh_store_file_checksum "$finalfail2banfilterconf"
-  
-	sudo systemctl restart fail2ban
+
+	systemctl reload fail2ban
+	local fail2ban_error="$(journalctl -u fail2ban | tail -n50 | grep "WARNING.*$app.*")"
+	if [ -n "$fail2ban_error" ]
+	then
+		echo "[ERR] Fail2ban failed to load the jail for $app" >&2
+		echo "WARNING${fail2ban_error#*WARNING}" >&2
+	fi
 }
 
 # Remove the dedicated fail2ban config (jail and filter conf files)
@@ -234,6 +240,6 @@ EOF
 # usage: ynh_remove_fail2ban_config
 ynh_remove_fail2ban_config () {
 	ynh_secure_remove "/etc/fail2ban/jail.d/$app.conf"
-  ynh_secure_remove "/etc/fail2ban/filter.d/$app.conf"
-	sudo systemctl restart fail2ban
-}
\ No newline at end of file
+	ynh_secure_remove "/etc/fail2ban/filter.d/$app.conf"
+	systemctl reload fail2ban
+}