--- a/testing/geckodriver/README.md
+++ b/testing/geckodriver/README.md
@@ -159,16 +159,24 @@ geckodriver supports a number of [capabi
   <td><code>httpProxy</code>
   <td>string
   <td>Defines the proxy hostname with an optional port for HTTP traffic.
    This property should only be set when <code>proxyType</code>
    is set to <code>manual</code>.
  </tr>
 
  <tr>
+  <td><code>noProxy</code>
+  <td>list
+  <td>Lists the addresses for which the proxy should be bypassed.
+   This property should only be set when <code>proxyType</code>
+   is set to <code>manual</code>.
+ </tr>
+
+ <tr>
   <td><code>sslProxy</code>
   <td>string
   <td>Defines the proxy hostname with an optional port for encrypted TLS traffic.
    This property should only be set when <code>proxyType</code>
    is set to <code>manual</code>.
  </tr>
 
  <tr>