diff --git a/doc/go1.18.html b/doc/go1.18.html
index 87e03b5f73..2e5eef2051 100644
--- a/doc/go1.18.html
+++ b/doc/go1.18.html
@@ -1074,15 +1074,7 @@ Do not send CLs removing the interior tags from such phrases.
       The old names will continue to work, but will be deprecated in a
       future Go release.
     </p>
-
-    <p><!-- CL 321889 -->
-      TODO: <a href="https://golang.org/cl/321889">https://golang.org/cl/321889</a>: allocate hiter as part of MapIter
-    </p>
-
-    <p><!-- CL 345486 -->
-      TODO: <a href="https://golang.org/cl/345486">https://golang.org/cl/345486</a>: optimize for maps with string keys
-    </p>
-  </dd>
+  </dd><!-- CL 321889 and CL 345486 are optimizations, no need to mention. -->
 </dl><!-- reflect -->
 
 <dl id="regexp"><dt><a href="/pkg/regexp/">regexp</a></dt>