diff --git a/emhttp/plugins/dynamix/nchan/update_2 b/emhttp/plugins/dynamix/nchan/update_2
index 2ff62adbd..849b6422a 100755
--- a/emhttp/plugins/dynamix/nchan/update_2
+++ b/emhttp/plugins/dynamix/nchan/update_2
@@ -192,7 +192,8 @@ function device_smart(&$disk, &$fail, &$smart) {
   $text   = _('healthy');
   $color  = 'green';
   $file   = "state/smart/$name";
-  if (file_exists("$file") && exec("grep -Pom1 '^SMART.*: \K[A-Z]+' ".escapeshellarg($file)." |tr -d '\n' 2>/dev/null", $ssa) && in_array("$ssa",$failed)) {
+  $ssa    = file_exists($file) ? exec("grep -Pom1 '^SMART.+: \K[A-Z]+' ".escapeshellarg($file)) : "";
+  if (in_array($ssa,$failed)) {
     $title = _('SMART health-check failed')."\n"; $thumb = 'thumbs-o-down'; $color = 'red'; $text = 'fail'; $fail++;
   } else {
     if (empty($saved["smart"]["$named.ack"])) {