diff --git a/packages/xo-cli/README.md b/packages/xo-cli/README.md
index 240640037..c1f9422c3 100644
--- a/packages/xo-cli/README.md
+++ b/packages/xo-cli/README.md
@@ -22,6 +22,9 @@ Usage:
   xo-cli --register [<XO-Server URL>] [<username>] [<password>]
     Registers the XO instance to use.
 
+  xo-cli --unregister
+    Remove stored credentials.
+
   xo-cli --list-commands [--json] [<pattern>]...
     Returns the list of available commands on the current XO instance.
 
diff --git a/packages/xo-cli/index.js b/packages/xo-cli/index.js
index 085ee7b25..8cd0bf492 100755
--- a/packages/xo-cli/index.js
+++ b/packages/xo-cli/index.js
@@ -125,6 +125,9 @@ var help = wrap((function (pkg) {
       $name --register [<XO-Server URL>] [<username>] [<password>]
         Registers the XO instance to use.
 
+      $name --unregister
+        Remove stored credentials.
+
       $name --list-commands [--json] [<pattern>]...
         Returns the list of available commands on the current XO instance.