diff --git a/src/releases/seamonkey2.1/index.en.html b/src/releases/seamonkey2.1/index.en.html
index 4b066c6354aac7a5890fa44fbf243ab9ef26bb2f_c3JjL3JlbGVhc2VzL3NlYW1vbmtleTIuMS9pbmRleC5lbi5odG1s..c1daaffc2ae3ed765d0443839d3330926acd9bdb_c3JjL3JlbGVhc2VzL3NlYW1vbmtleTIuMS9pbmRleC5lbi5odG1s 100755
--- a/src/releases/seamonkey2.1/index.en.html
+++ b/src/releases/seamonkey2.1/index.en.html
@@ -205,6 +205,10 @@
     href="https://bugzilla.mozilla.org/show_bug.cgi?id=660845">bug 660845</a>). This
     issue will be fixed for the next release (at least by default). For now, avoid
     archiving news postings and restart the application if this happened to you.</li>
+  <li>Trying to open a message attached to another message will show garbage in
+    the browser instead of opening a message window. Workaround: append
+    "&amp;type=message/rfc822" to the URL opened in the browser (<a
+    href="https://bugzilla.mozilla.org/show_bug.cgi?id=665313">bug 665313</a>).</li>
   <li>Select Element by Click doesn't flash the element in DOM Inspector on Windows (<a
     href="https://bugzilla.mozilla.org/show_bug.cgi?id=594299">bug 594299</a>).</li>
   <li>On the first wizard page for creating a new Sync account, the Next button