diff --git a/docs/ReleaseNotes.html b/docs/ReleaseNotes.html
index e278142..7ac6b69 100644
--- a/docs/ReleaseNotes.html
+++ b/docs/ReleaseNotes.html
@@ -89,7 +89,8 @@
 
 <p>New: <code>-Wdangling-else</code>, <code>-Wstrncat-size</code>, ...</p>
 
-<p>Improved: <code>-Wformat</code>, <code>-Wempty-body</code>, ...</p>
+<p>Improved: <code>-Wformat</code>, <code>-Wempty-body</code>,
+<code>-Wliteral-conversion</code>, ...</p>
 
 <h4 id="tooling">Tooling</h4>
 <!-- FIXME: add a link to the tooling documentation once that's written. -->