diff --git a/lib/zclient.c b/lib/zclient.c
index 12d113e..0c3461e 100644
--- a/lib/zclient.c
+++ b/lib/zclient.c
@@ -476,6 +476,7 @@
   stream_putc (s, api->type);
   stream_putc (s, api->flags);
   stream_putc (s, api->message);
+  stream_putw (s, api->safi);
 
   /* Put prefix information. */
   psize = PSIZE (p->prefixlen);