diff --git a/centreon-plugins/os/linux/local/mode/uptime.pm b/centreon-plugins/os/linux/local/mode/uptime.pm
index d2c1a258f..a5d7a647e 100644
--- a/centreon-plugins/os/linux/local/mode/uptime.pm
+++ b/centreon-plugins/os/linux/local/mode/uptime.pm
@@ -63,7 +63,7 @@ sub run {
     );
 
     my ($uptime, $idletime);
-    if ($stdout =~ /([0-9\.]+)\s+([0-9\.]+)/) {
+    if ($stdout =~ /^([0-9\.]+)\s+([0-9\.]+)/m) {
         ($uptime, $idletime) = ($1, $2)
     }