diff --git a/src/packet.c b/src/packet.c
index 364b434..bfbd56a 100644
--- a/src/packet.c
+++ b/src/packet.c
@@ -751,7 +751,7 @@ _libssh2_packet_add(LIBSSH2_SESSION * session, unsigned char *data,
             if(datalen >= 9) {
                 uint32_t channel = _libssh2_ntohu32(data + 1);
                 uint32_t len = _libssh2_ntohu32(data + 5);
-                unsigned char want_reply = 0;
+                unsigned char want_reply = 1;
 
                 if(len < (datalen - 10))
                     want_reply = data[9 + len];