diff --git a/doc/guide/en/mkvmerge-gui.html b/doc/guide/en/mkvmerge-gui.html
index c9d83e699..53ddceeba 100644
--- a/doc/guide/en/mkvmerge-gui.html
+++ b/doc/guide/en/mkvmerge-gui.html
@@ -155,7 +155,7 @@
        <a href="mkvmerge-gui.html#he_analyzingthefile">Opening an existing file</a>
       </li>
       <li>
-       <a href="mkvmerge-gui.html#he_analyzingthefile">Opening an existing file</a>
+       <a href="mkvmerge-gui.html#he_editingthefile">Editing header fields</a>
       </li>
       <li>
        <a href="mkvmerge-gui.html#he_validation">Validation</a>
@@ -1070,7 +1070,7 @@
    due to Matroska's flexible file structure.
   </p>
 
-  <h3><a name="he_analyzingthefile">5.3. Editing header fields</a></h3>
+  <h3><a name="he_editingthefile">5.3. Editing header fields</a></h3>
 
   <p>
    After opening the file the left pane will show one element for the