--- a/hgext/children.py	Fri Oct 12 17:57:36 2018 +0200
+++ b/hgext/children.py	Sat Oct 13 02:17:41 2018 -0700
@@ -40,6 +40,7 @@
      _('show children of the specified revision'), _('REV')),
     ] + templateopts,
     _('hg children [-r REV] [FILE]'),
+    helpcategory=command.CATEGORY_CHANGE_NAVIGATION,
     inferrepo=True)
 def children(ui, repo, file_=None, **opts):
     """show the children of the given or working directory revision