diff --git a/os/windows/local/mode/ntp.pm b/os/windows/local/mode/ntp.pm
index ee64d1783..efb2fd6e6 100644
--- a/os/windows/local/mode/ntp.pm
+++ b/os/windows/local/mode/ntp.pm
@@ -101,6 +101,8 @@ sub run {
     my %ntp;
     # Need to set following patch: https://rt.cpan.org/Public/Bug/Display.html?id=59607
     eval {
+        local $SIG{__WARN__} = sub { die $_[0] };
+        
         %ntp = Net::NTP::get_ntp_response($ntp_hostname, $self->{option_results}->{ntp_port});
     };
     if ($@) {