diff --git a/src/network/kernel/qnetworkproxy.cpp b/src/network/kernel/qnetworkproxy.cpp
index 6beb52c5b0..9626a29997 100644
--- a/src/network/kernel/qnetworkproxy.cpp
+++ b/src/network/kernel/qnetworkproxy.cpp
@@ -1376,9 +1376,9 @@ void QNetworkProxyFactory::setApplicationProxyFactory(QNetworkProxyFactory *fact
     SOCKS server for all queries. If SOCKS isn't enabled, it will use
     the HTTPS proxy for all TcpSocket and UrlRequest queries.
 
-    On other systems, there is no standardised method of obtaining the
-    system proxy configuration. This function may be improved in
-    future versions to support those systems.
+    On other systems, this function will pick up proxy settings from
+    the "http_proxy" environment variable. This variable must be a URL
+    using one of the following schemes: "http", "socks5" or "socks5h".
 
     \section1 Limitations