diff --git a/ReleaseNotes.html b/ReleaseNotes.html
index a9e5315990..cc1cfaf910 100644
--- a/ReleaseNotes.html
+++ b/ReleaseNotes.html
@@ -98,14 +98,6 @@ <h2>Release 4.7.3 (July 8, 2022)</h2>
     <a href="classWt_1_1WDateEdit.html#a68431831acb72c35f46d30b28e93e2a6">top()</a> of the
     <code>WDateEdit</code> correctly.
   </li>
-  <li>
-    Fixed <a href="https://redmine.webtoolkit.eu/issues/10578" target="_blank">issue #10578</a>:
-    Changing the validator of a
-    <a href="classWt_1_1WDateEdit.html">WDateEdit</a> would not update the
-    <a href="classWt_1_1WDateEdit.html#a9b3a90d5a5e9e5bc766aad3707f61736">bottom()</a> and
-    <a href="classWt_1_1WDateEdit.html#a68431831acb72c35f46d30b28e93e2a6">top()</a> of the
-    <code>WDateEdit</code> correctly.
-  </li>
 </ul>
 
 <h2>Release 4.7.2 (May 12, 2022)</h2>