diff --git a/fail2ban/save_jail.cgi b/fail2ban/save_jail.cgi
index 8d3432bde..0929a47f7 100755
--- a/fail2ban/save_jail.cgi
+++ b/fail2ban/save_jail.cgi
@@ -88,7 +88,7 @@ else {
 
 	# Validate various counters
 	foreach my $f ("maxretry", "findtime", "bantime") {
-		$in{$f.'_def'} || $in{$f} =~ /^\-?\d+$/ ||
+		$in{$f.'_def'} || $in{$f} =~ /^\-?\d+(\.\d+)?$/ ||
 			&error($text{'jail_e'.$f});
 		}
 
diff --git a/fail2ban/save_jaildef.cgi b/fail2ban/save_jaildef.cgi
index 53efd9c99..1c6b278f5 100755
--- a/fail2ban/save_jaildef.cgi
+++ b/fail2ban/save_jaildef.cgi
@@ -15,7 +15,7 @@ $jail || &error($text{'jaildef_egone'});
 
 # Validate inputs
 foreach my $f ("maxretry", "findtime", "bantime") {
-	$in{$f.'_def'} || $in{$f} =~ /^\-?\d+$/ ||
+	$in{$f.'_def'} || $in{$f} =~ /^\-?\d+(\.\d+)?$/ ||
 		&error($text{'jail_e'.$f});
 	}
 $in{'destemail_def'} || $in{'destemail'} =~ /^\S+(\@\S+)?$/ ||