diff --git a/static/index.html b/static/index.html
index 7d47d36..72c0fa6 100644
--- a/static/index.html
+++ b/static/index.html
@@ -68,16 +68,17 @@
      # linux
      curl http{{.secure}}://{{.host}}/docs/agent > agent
      chmod 755 agent
-     ./agent -id ID ws{{.secure}}://{{.host}}
+     ./agent --id ID ws{{.secure}}://{{.host}}
 
      # windows
      curl http{{.secure}}://{{.host}}/docs/agent.exe > agent.exe
-     agent -id ID ws{{.secure}}://{{.host}}
+     agent --id ID ws{{.secure}}://{{.host}}
     </pre>
                 <p>
                     Above, ID is a unique id for the job, the so-called rendez-cous ID. This should not conflict with IDs
                     used by other agents. The ID is used for a rendez-vous between the end-user on a local system and
-                    the continuous integration job running on a build agent.
+                    the continuous integration job running on a build agent. If you don't specify an id, a random
+                    id will be generated.
 
                     The agent to the converge server and tells it the ID. Clients can now connect to the Converge
                     server to establish a connection to the CI job through converge by also specifying the same