Fix `websocket_address` typo throughout API install guide.

No issue #.

diff --git a/doc/install/install-api-server.html.textile.liquid b/doc/install/install-api-server.html.textile.liquid
index ff3a8e27dccb804044724cad7e6d9616220b8b91..d5bc705d532210c03533d536a67d4758f313bb15 100644 (file)
--- a/doc/install/install-api-server.html.textile.liquid
+++ b/doc/install/install-api-server.html.textile.liquid
@@ -155,14 +155,14 @@ Example @application.yml@:
 <pre><code>  workbench_address: <span class="userinput">https://workbench.zzzzz.example.com</span></code></pre>
 </notextile>
 
-h3. websockets_address
+h3. websocket_address
 
-Set @websockets_address@ to the @wss://@ URL of the API server websocket endpoint after following "Set up Web servers.":#set_up
+Set @websocket_address@ to the @wss://@ URL of the API server websocket endpoint after following "Set up Web servers.":#set_up
 
 Example @application.yml@:
 
 <notextile>
-<pre><code>  websockets_address: <span class="userinput">wss://ws.zzzzz.example.com</span></code></pre>
+<pre><code>  websocket_address: <span class="userinput">wss://ws.zzzzz.example.com</span></code></pre>
 </notextile>
 
 h3(#git_repositories_dir). git_repositories_dir