diff --git a/f8/netmsghandler.cc b/f8/netmsghandler.cc
index eafb742..5c4f708 100644
--- a/f8/netmsghandler.cc
+++ b/f8/netmsghandler.cc
@@ -25,9 +25,10 @@ namespace f8
         bool ok = msg->ParseFromArray(hdr.buf + hdr.offset, hdr.buflen - hdr.offset);
         f8::UdpLog::Instance()->Debug
             (
-             "%s%s %s",
+             "%s%s:%d %s",
              {
               prefix,
+              ok ? 1 : 0,
               msg->GetTypeName(),
               f8::PbToJson(msg)
              });