diff -r 8ad2f43fe37b -r da4e6d7a8fdd tests/test-help.t
--- a/tests/test-help.t	Thu Feb 11 15:02:57 2021 -0800
+++ b/tests/test-help.t	Tue Apr 27 14:59:45 2021 -0700
@@ -169,6 +169,7 @@
   Concepts:
   
    bundlespec    Bundle File Formats
+   evolution     Safely rewriting history (EXPERIMENTAL)
    glossary      Glossary
    phases        Working with Phases
    subrepos      Subrepositories
@@ -298,6 +299,7 @@
   Concepts:
   
    bundlespec    Bundle File Formats
+   evolution     Safely rewriting history (EXPERIMENTAL)
    glossary      Glossary
    phases        Working with Phases
    subrepos      Subrepositories
@@ -2274,6 +2276,13 @@
   Environment Variables
   </td></tr>
   <tr><td>
+  <a href="/help/evolution">
+  evolution
+  </a>
+  </td><td>
+  Safely rewriting history (EXPERIMENTAL)
+  </td></tr>
+  <tr><td>
   <a href="/help/extensions">
   extensions
   </a>