diff --git a/docs/libcurl/opts/CURLMOPT_MAX_HOST_CONNECTIONS.3 b/docs/libcurl/opts/CURLMOPT_MAX_HOST_CONNECTIONS.3
index 7789347371e4a0..7522d4375b0b23 100644
--- a/docs/libcurl/opts/CURLMOPT_MAX_HOST_CONNECTIONS.3
+++ b/docs/libcurl/opts/CURLMOPT_MAX_HOST_CONNECTIONS.3
@@ -5,7 +5,7 @@
 .\" *                            | (__| |_| |  _ <| |___
 .\" *                             \___|\___/|_| \_\_____|
 .\" *
-.\" * Copyright (C) 1998 - 2014, Daniel Stenberg, <daniel@haxx.se>, et al.
+.\" * Copyright (C) 1998 - 2015, Daniel Stenberg, <daniel@haxx.se>, et al.
 .\" *
 .\" * This software is licensed as described in the file COPYING, which
 .\" * you should have received as part of this distribution. The terms
@@ -29,8 +29,9 @@ CURLMOPT_MAX_HOST_CONNECTIONS \- set max number of connections to a single host
 CURLMcode curl_multi_setopt(CURLM *handle, CURLMOPT_MAX_HOST_CONNECTIONS, long max);
 .SH DESCRIPTION
 Pass a long to indicate \fBmax\fP. The set number will be used as the maximum
-amount of simultaneously open connections to a single host. For each new
-session to a host, libcurl will open a new connection up to the limit set by
+amount of simultaneously open connections to a single host (a host being the
+same as a host name + port number pair). For each new session to a host,
+libcurl will open a new connection up to the limit set by
 \fICURLMOPT_MAX_HOST_CONNECTIONS(3)\fP. When the limit is reached, the
 sessions will be pending until a connection becomes available. If
 \fICURLMOPT_PIPELINING(3)\fP is enabled, libcurl will try to pipeline if the
@@ -40,6 +41,9 @@ The default \fBmax\fP value is 0, unlimited.  However, for backwards
 compatibility, setting it to 0 when \fICURLMOPT_PIPELINING(3)\fP is 1 will not
 be treated as unlimited. Instead it will open only 1 connection and try to
 pipeline on it.
+
+This set limit is also used for proxy connections, and then the proxy is
+considered to be the host for which this limit counts.
 .SH DEFAULT
 0
 .SH PROTOCOLS