diff --git a/website/BUGS.html b/website/BUGS.html
index 7519ea25..a07428ce 100644
--- a/website/BUGS.html
+++ b/website/BUGS.html
@@ -77,7 +77,8 @@
       <ul>
         <li>Sorting by document and file size in the result table does
           not work.</li>
-
+        <li>idxflushmb was not handled while deleting documents in the
+          index, leading to almost unbounded memory usage.</li>
         <li>Email messages for which there would be an error indexing
           an attachment would not be indexed at all.</li>
 
diff --git a/website/filters/filters.html b/website/filters/filters.html
index 7d1dc275..7b801069 100644
--- a/website/filters/filters.html
+++ b/website/filters/filters.html
@@ -72,6 +72,10 @@
       </blockquote>
 -->
 
+      <h2>Rar archive support</h2>
+      <p><a href="rclrar">rclrar</a>. This needs the Python rarfile module.
+       </p>
+
       <h2>Mimehtml support</h2>
       <p>This is based on the internal mail filter, you just need to
         download and install the config files. Will only work with
diff --git a/website/release-1.16.html b/website/release-1.16.html
index 1002a73d..ccccccb7 100644
--- a/website/release-1.16.html
+++ b/website/release-1.16.html
@@ -155,13 +155,15 @@
               an attachment would not be indexed at all.</li>
             <li>Text files bigger than 2 GB could not be indexed.</li>
             <li>Fixed the handling of compressed man pages.</li>
+            <li>Memory usage could grow almost unbounded while deleting
+              documents, because idxflushmb was not used for document
+              deletions.</li> 
           </ul>
         </li>
 
       </ul>
 
 
-
     </div>
   </body>
 </html>