diff --git a/master.html b/master.html
index 93672362..ba05f0a6 100644
--- a/master.html
+++ b/master.html
@@ -1028,6 +1028,14 @@ True)</p>
 <p>If False it can be permitted by permissions per section with: D If
 True it can be forbidden by permissions per section with: d</p>
 </section>
+<section class="level5" id="permit_overwrite_collection">
+<h5>permit_overwrite_collection <a class="headerlink" href="#permit_overwrite_collection">&para;</a></h5>
+<p>(New since 3.3.0)</p>
+<p>Global control of permission to overwrite complete collection
+(default: True)</p>
+<p>If False it can be permitted by permissions per section with: O If
+True it can be forbidden by permissions per section with: o</p>
+</section>
 </section>
 <section class="level4" id="storage-1">
 <h4>storage <a class="headerlink" href="#storage-1">&para;</a></h4>
@@ -1371,6 +1379,10 @@ calendars)</li>
 permit_delete_collection=False</li>
 <li><strong>d:</strong> forbid delete of collection in case
 permit_delete_collection=True</li>
+<li><strong>O:</strong> permit overwrite of collection in case
+permit_overwrite_collection=False</li>
+<li><strong>o:</strong> forbid overwrite of collection in case
+permit_overwrite_collection=True</li>
 </ul>
 </section>
 <section class="level3" id="storage-2">