diff --git a/web/documentserver-example/php/common.php b/web/documentserver-example/php/common.php
index 61d79069..981e8166 100644
--- a/web/documentserver-example/php/common.php
+++ b/web/documentserver-example/php/common.php
@@ -288,6 +288,9 @@ function createMeta($fileName, $uid = "0") {
         case 2:
             $name = "Hamish Mitchell";
             break;
+        case 3:
+            $name = null;
+            break;
     }
 
     $json = [
diff --git a/web/documentserver-example/php/doceditor.php b/web/documentserver-example/php/doceditor.php
index 881052da..aba771a7 100644
--- a/web/documentserver-example/php/doceditor.php
+++ b/web/documentserver-example/php/doceditor.php
@@ -61,6 +61,9 @@
         case 2:
             $uname = "Hamish Mitchell";
             break;
+        case 3:
+            $uname = null;
+            break;
     }
 
     $editorsMode = empty($_GET["action"]) ? "edit" : $_GET["action"];
diff --git a/web/documentserver-example/php/index.php b/web/documentserver-example/php/index.php
index 76a0a096..47cdfb32 100644
--- a/web/documentserver-example/php/index.php
+++ b/web/documentserver-example/php/index.php
@@ -77,6 +77,7 @@
                             <option value="0">John Smith</option>
                             <option value="1">Mark Pottato</option>
                             <option value="2">Hamish Mitchell</option>
+                            <option value="3">anonymous</option>
                         </select>
                     </td>
                     <td valign="middle" width="70%">Select user name before opening the document; you can open the same document using different users in different Web browser sessions, so you can check out multi-user editing functions.</td>