diff --git a/formal_review_schedule.html b/formal_review_schedule.html
index d5aab33..334380e 100644
--- a/formal_review_schedule.html
+++ b/formal_review_schedule.html
@@ -104,6 +104,14 @@ authors address issues raised in the formal review.</p>
     <td valign="top"><b>Result</b></td>
   </tr>
 
+  <tr>
+    <td>Boost 1.33.1 Released</td>
+    <td></td>
+    <td>Thomas Witt</td>
+    <td>2007 May 12</td>
+    <td><a href="http://lists.boost.org/boost-announce/2007/05/0131.php">
+        Notes</a></td>
+  </tr>
 
   <tr>
     <td>Globally Unique Identifier</td>