diff --git a/docs/configuration.md b/docs/configuration.md
index 5bf48c49..8a20068c 100644
--- a/docs/configuration.md
+++ b/docs/configuration.md
@@ -181,6 +181,15 @@ disabled. The recommended way to to select protocols is to use
 The following tokens are available for the `tls-protos` option:
 `SSLv3`, `TLSv1.0`, `TLSv1.1` and `TLSv1.2`.
 
+## TCP Fast Open Support
+
+TCP Fast Open saves up to one full round-trip time (RTT) over 
+the standard three-way connection handshake during a TCP session.
+
+On a system which supports TCP Fast Open, Hitch is able to reduce 
+network latency with the following in the configuration file:
+
+    tcp-fastopen = on
 
 ## Uninterrupted configuration reload