diff --git a/Doc/changelog.docu b/Doc/changelog.docu
index 720a0d5a..e61521f9 100644
--- a/Doc/changelog.docu
+++ b/Doc/changelog.docu
@@ -10,6 +10,7 @@
 
 <b>Core</b>
 <ul>
+<li>Implemented a cast from polyMesh to Mesh and vice versa using static_cast(polymeshInstance) or static_cast(trimeshInstance)</li>
 <li>make all negative handles invalid, not just -1</li>
 <li>Several warnings fixed (Including the checked iterators)</li>
 </ul>