diff --git a/fail2ban/save_jail.cgi b/fail2ban/save_jail.cgi
index 345beead4..f33704f17 100755
--- a/fail2ban/save_jail.cgi
+++ b/fail2ban/save_jail.cgi
@@ -78,7 +78,8 @@ else {
 		}
 
 	# Split and validate IPs to ignore
-	my @ignoreips = split(/\s+/, $in{'ignoreip'});
+	my @ignoreips = $in{'ignoreip_def'} ? ( )
+					    : split(/\s+/, $in{'ignoreip'});
 	foreach my $ip (@ignoreips) {
 		&check_ipaddress($ip) || &check_ip6address($ip) ||
 			&error($text{'jail_eignoreip'});
diff --git a/fail2ban/save_jaildef.cgi b/fail2ban/save_jaildef.cgi
index 31730c3e8..a7932e51b 100644
--- a/fail2ban/save_jaildef.cgi
+++ b/fail2ban/save_jaildef.cgi
@@ -20,7 +20,7 @@ foreach my $f ("maxretry", "findtime", "bantime") {
 	}
 $in{'destemail_def'} || $in{'destemail'} =~ /^\S+(\@\S+)?$/ ||
 	&error($text{'jail_edestemail'});
-my @ignoreips = $in{'ignoreip_def'} ? undef : split(/\s+/, $in{'ignoreip'});
+my @ignoreips = $in{'ignoreip_def'} ? ( ) : split(/\s+/, $in{'ignoreip'});
 foreach my $ip (@ignoreips) {
 	&check_ipaddress($ip) || &check_ip6address($ip) ||
 		&error($text{'jail_eignoreip'});