diff --git a/xCAT-probe/subcmds/detect_dhcpd b/xCAT-probe/subcmds/detect_dhcpd
index 9494bfffe..a9e1ca269 100755
--- a/xCAT-probe/subcmds/detect_dhcpd
+++ b/xCAT-probe/subcmds/detect_dhcpd
@@ -96,19 +96,21 @@ if (!$IP || !$MAC) {
 }
 
 # check the distro
-$msg = "The operating system on current server is supported";
+$msg = "The operating system on current server is not supported";
 my $os;
 if (-f "/etc/redhat-release") {
     $os = "rh";
 } elsif (-f "/etc/SuSE-release") {
     $os = "sles";
+} elsif (-f "/etc/SUSE-brand") {
+    $os = "sles";
 } elsif (-f "/etc/lsb-release") {
     $os = "ubuntu";
 #} elsif (-f "/etc/debian_version") {
 #    $os = "debian";
 } else {
     probe_utils->send_msg("$output", "f", $msg);
-    probe_utils->send_msg("$output", "d", "Only support the RedHat, SLES and Ubuntu.");
+    probe_utils->send_msg("$output", "d", "Only supported on RedHat, SLES and Ubuntu.");
     exit 1;
 }
 probe_utils->send_msg("$output", "d", "Current operating system is $os") if ($::VERBOSE);