diff --git a/perl-xCAT/xCAT/Schema.pm b/perl-xCAT/xCAT/Schema.pm
index c2fc4ae60..4967e7220 100755
--- a/perl-xCAT/xCAT/Schema.pm
+++ b/perl-xCAT/xCAT/Schema.pm
@@ -1310,7 +1310,7 @@ passed as argument rather than by table value',
 " xcatdport:  The port used by the xcatd daemon for client/server communication.\n\n" .
 " xcatiport:  The port used by xcatd to receive install status updates from nodes.\n\n" .
 " xcatlport:  The port used by xcatd command log writer process to collect command output.\n\n" .
-" xcatsslversion:  The ssl version by xcatd. Default is TLSv1.\n\n" .
+" xcatsslversion:  The ssl version by xcatd. Default is TLSv1_2.\n\n" .
 " xcatsslciphers:  The ssl cipher by xcatd. Default is 3DES.\n\n",
             value => 'The value of the attribute specified in the "key" column.',
             comments => 'Any user-written notes.',
diff --git a/xCAT-server/sbin/xcatconfig b/xCAT-server/sbin/xcatconfig
index 8538d16eb..b0ced3136 100755
--- a/xCAT-server/sbin/xcatconfig
+++ b/xCAT-server/sbin/xcatconfig
@@ -1206,7 +1206,7 @@ sub initDB
         $chtabcmds .= "$::XCATROOT/sbin/chtab key=cleanupxcatpost site.value=no;";
         $chtabcmds .= "$::XCATROOT/sbin/chtab key=dhcplease site.value=43200;";
         $chtabcmds .= "$::XCATROOT/sbin/chtab key=auditnosyslog site.value=0;";
-        $chtabcmds .= "$::XCATROOT/sbin/chtab key=xcatsslversion site.value=TLSv1;";
+        $chtabcmds .= "$::XCATROOT/sbin/chtab key=xcatsslversion site.value=TLSv1_2;";
         $chtabcmds .= "$::XCATROOT/sbin/chtab key=auditskipcmds site.value=ALL;";
 
         #$chtabcmds .= "$::XCATROOT/sbin/chtab key=useflowcontrol site.value=yes;"; # need to fix 4031
@@ -1478,8 +1478,8 @@ sub initDB
         xCAT::Utils->runcmd("$cmds", -1);
         if ($::RUNCMD_RC != 0) {
 
-            # if site.xcatsslversion was not set, then set the default value TLSv1
-            $cmds = "$::XCATROOT/sbin/chtab key=xcatsslversion site.value=TLSv1;";
+            # if site.xcatsslversion was not set, then set the default value TLSv1_2
+            $cmds = "$::XCATROOT/sbin/chtab key=xcatsslversion site.value=TLSv1_2;";
             xCAT::Utils->runcmd("$cmds", 0);
             if ($::RUNCMD_RC != 0) {
                 xCAT::MsgUtils->message('E', "Could not add default value for site.xcatsslversion.");