--- a/tests/test-help.t	Wed Jun 12 17:22:37 2019 +0100
+++ b/tests/test-help.t	Thu Jun 13 23:28:31 2019 +0300
@@ -1082,6 +1082,7 @@
        changegroups  Changegroups
        config        Config Registrar
        extensions    Extension API
+       mergestate    Mergestate
        requirements  Repository Requirements
        revlogs       Revision Logs
        wireprotocol  Wire Protocol
@@ -3440,6 +3441,13 @@
   Extension API
   </td></tr>
   <tr><td>
+  <a href="/help/internals.mergestate">
+  mergestate
+  </a>
+  </td><td>
+  Mergestate
+  </td></tr>
+  <tr><td>
   <a href="/help/internals.requirements">
   requirements
   </a>