add tls() to async doc

diff --git a/doc/async-query.rst b/doc/async-query.rst
index 1dc51cdd45e5fdf24c333ff5a61f217656470c3e..e2466ead0438afe24cc64dc74c52e3662530b7c9 100644 (file)
--- a/doc/async-query.rst
+++ b/doc/async-query.rst
@@ -26,3 +26,8 @@ TCP
 .. autofunction:: dns.asyncquery.tcp
 .. autofunction:: dns.asyncquery.send_tcp
 .. autofunction:: dns.asyncquery.receive_tcp
+
+TLS
+---
+
+.. autofunction:: dns.asyncquery.tls