diff --git a/xCAT-server/share/xcat/scripts/configBNT b/xCAT-server/share/xcat/scripts/configBNT
index 328acd16d..7fbf4ec59 100755
--- a/xCAT-server/share/xcat/scripts/configBNT
+++ b/xCAT-server/share/xcat/scripts/configBNT
@@ -67,6 +67,13 @@ if ($::HELP)
     exit(0);
 }
 
+my $current_usr = getpwuid($>);
+if ($current_usr ne "root")
+{
+    print "Can't run this command for non-root user\n";
+    exit(1);
+}
+
 my $switchestab;
 my $switchhash;
 my $passwdtab;
diff --git a/xCAT-server/share/xcat/scripts/configMellanox b/xCAT-server/share/xcat/scripts/configMellanox
index 6a085abf6..4c6010574 100755
--- a/xCAT-server/share/xcat/scripts/configMellanox
+++ b/xCAT-server/share/xcat/scripts/configMellanox
@@ -62,6 +62,13 @@ if ($::HELP)
     exit(0);
 }
 
+my $current_usr = getpwuid($>);
+if ($current_usr ne "root")
+{
+    print "Can't run this command for non-root user\n";
+    exit(1);
+}
+
 if ($::SWITCH)
 {
     my @filternodes = xCAT::NodeRange::noderange( $::SWITCH );
diff --git a/xCAT-server/share/xcat/scripts/configonie b/xCAT-server/share/xcat/scripts/configonie
index b47aa0957..3d7494af7 100755
--- a/xCAT-server/share/xcat/scripts/configonie
+++ b/xCAT-server/share/xcat/scripts/configonie
@@ -61,6 +61,13 @@ if ($::HELP)
     exit(0);
 }
 
+my $current_usr = getpwuid($>);
+if ($current_usr ne "root")
+{
+    print "Can't run this command for non-root user\n";
+    exit(1);
+}
+
 if ($::SWITCH) {
     my @filternodes = xCAT::NodeRange::noderange( $::SWITCH );
     if (nodesmissed) {