1 files changed, 2 insertions, 1 deletions
diff --git a/src/pgm_sender.cpp b/src/pgm_sender.cpp
index d2419ea..79d4e32 100644
--- a/src/pgm_sender.cpp
+++ b/src/pgm_sender.cpp
@@ -94,7 +94,8 @@ void zmq::pgm_sender_t::plug (io_thread_t *io_thread_, session_t *session_)
     //  what messages are peers interested in. Because of that we have to
     //  subscribe for all the messages.
     msg_t msg;
-    msg.init ();
+    msg.init_size (1);
+    *(unsigned char*) msg.data () = 1;
     bool ok = session_->write (&msg);
     zmq_assert (ok);
     session_->flush ();