diff --git a/xCAT-server/sbin/xcatd b/xCAT-server/sbin/xcatd
index 87a8224c9..eb736d04a 100755
--- a/xCAT-server/sbin/xcatd
+++ b/xCAT-server/sbin/xcatd
@@ -31,9 +31,10 @@ my %dispatched_children=();
 my $plugin_numchildren=0; 
 my %plugin_children;
 my $inet6support;
-$inet6support=eval { require Socket6 };
 if ($^O =~ /^aix/i) {  # disable AIX IPV6 TODO
  $inet6support = 0;
+} else {
+  $inet6support=eval { require Socket6 };
 }
 if ($inet6support) {
     $inet6support = eval { require IO::Socket::INET6 };