diff --git a/README.rst b/README.rst
index b7a1017b..46fba3db 100644
--- a/README.rst
+++ b/README.rst
@@ -124,9 +124,6 @@ nghttp - client
 ``nghttp`` is a HTTP/2.0 client. It can connect to the HTTP/2.0 server
 with prior knowledge, HTTP Upgrade and NPN TLS extension.
 
-By default, it uses SSL/TLS connection. Use ``--no-tls`` option to
-disable it.
-
 It has verbose output mode for framing information. Here is sample
 output from ``nghttp`` client::