diff --git a/mercurial/helptext/revisions.txt b/mercurial/helptext/revisions.txt
--- a/mercurial/helptext/revisions.txt
+++ b/mercurial/helptext/revisions.txt
@@ -216,8 +216,3 @@
   bookmark (this works because the last revision of the revset is used)::
 
     hg update :@
-
-- Show diff between tags 1.3 and 1.5 (this works because the first and the
-  last revisions of the revset are used)::
-
-    hg diff -r 1.3::1.5
diff --git a/tests/test-extension.t b/tests/test-extension.t
--- a/tests/test-extension.t
+++ b/tests/test-extension.t
@@ -987,15 +987,15 @@
   $ echo "multirevs = multirevs.py" >> $HGRCPATH
 
   $ hg help multirevs | tail
+  
+          hg log -r "(keyword(bug) or keyword(issue)) and not ancestors(tag())"
+  
+      - Update to the commit that bookmark @ is pointing to, without activating
+        the bookmark (this works because the last revision of the revset is
         used):
   
           hg update :@
   
-      - Show diff between tags 1.3 and 1.5 (this works because the first and the
-        last revisions of the revset are used):
-  
-          hg diff -r 1.3::1.5
-  
   use 'hg help -c multirevs' to see help for the multirevs command