diff --git a/html/includes/graphs/generic_multi_data.inc.php b/html/includes/graphs/generic_multi_data.inc.php
index b23e0e3f16..3bfbeddf27 100644
--- a/html/includes/graphs/generic_multi_data.inc.php
+++ b/html/includes/graphs/generic_multi_data.inc.php
@@ -95,13 +95,13 @@ if ($i) {
         $rrd_options .= ' GPRINT:in'.$format.':LAST:%6.2lf%s';
         $rrd_options .= ' GPRINT:in'.$format.':AVERAGE:%6.2lf%s';
         $rrd_options .= ' GPRINT:in'.$format.':MAX:%6.2lf%s';
-        $rrd_options .= " GPRINT:percentile_in:%6.2lf%s\\\\n";
+        $rrd_options .= " GPRINT:percentile_in:%6.2lf%s\\n";
         $rrd_options .= ' AREA:dout'.$format.'#'.$colour_area_out.':Out';
         // $rrd_options .= " LINE1.25:dout".$format."#".$colour_line_out.":Out";
         $rrd_options .= ' GPRINT:out'.$format.':LAST:%6.2lf%s';
         $rrd_options .= ' GPRINT:out'.$format.':AVERAGE:%6.2lf%s';
         $rrd_options .= ' GPRINT:out'.$format.':MAX:%6.2lf%s';
-        $rrd_options .= " GPRINT:percentile_out:%6.2lf%s\\\\n";
+        $rrd_options .= " GPRINT:percentile_out:%6.2lf%s\\n";
     }
 
     $rrd_options .= ' LINE1:percentile_in#aa0000';