diff --git a/doc/config.html b/doc/config.html
index 6c3d9cd4..1e8c42fd 100755
--- a/doc/config.html
+++ b/doc/config.html
@@ -483,7 +483,7 @@ The attributes specified here cannot be modified when a new entry is submitted.
 This makes only sense for preset attributes.
 <p>
 
-<LI><b><code>Fixed Attributes = &lt;list&gt;</code></b>
+<LI><b><code>Fixed Attributes Edit = &lt;list&gt;</code></b>
 <br>
 The attributes specified here cannot be modified when an existing entry
 is modified via the <b><code>Edit</code></b> button. This feature can be
@@ -491,6 +491,13 @@ useful to preserve the original author of the message, when using the
 <b><code>Preset Author = $long_name</code></b> option as described above.
 <p>
 
+<LI><b><code>Fixed Attributes Reply = &lt;list&gt;</code></b>
+<br>
+The attributes specified here cannot be modified when an existing entry
+is replied on via the <b><code>Reply</code></b> button. This feature can be
+useful to preserve the original subject of a message for example.
+<p>
+
 <LI><b><code>Required Attributes = &lt;list&gt;</code></b>
 <br>
 The attributes specified here are required when a new entry is submitted. The