diff --git a/Documentation/releases.html b/Documentation/releases.html
index 6b77c27..7da06bb 100644
--- a/Documentation/releases.html
+++ b/Documentation/releases.html
@@ -193,6 +193,7 @@
 </head>
 
   <ul id=menu>
+    <li><a href="#releases_423">4.2.3</a>
     <li><a href="#releases_422">4.2.2</a>
     <li><a href="#releases_421">4.2.1</a>
     <li><a href="#releases_420">4.2</a>
@@ -208,6 +209,16 @@
     <a name="releases"></a>
     <h1 class="western">Variance Release History</h1>
 
+    <blockquote>
+      <a name="releases_423"></a>
+      <h2 class="western">New to 4.2.3 (TBD)</h2>
+      <blockquote>
+        <ul>
+          <li>Fixes to a couple of unreported bugs arising from the GPLv3 migration.</li>
+        </ul>
+      </blockquote>
+    </blockquote>
+
     <blockquote>
       <a name="releases_422"></a>
       <h2 class="western">New to 4.2.2 (Mar 30 2020)</h2>
diff --git a/Series 4.txt b/Series 4.txt
index 327b654..f258657 100644
--- a/Series 4.txt	
+++ b/Series 4.txt	
@@ -2,6 +2,7 @@ Changelog for Variance
 
 4.2.3
 
+	- Library updates
 	- Bug fix to lens distortion.
 	- Fix up some issues arising from relicensing of project.