diff --git a/doc/rdoc/markup_reference.rb b/doc/rdoc/markup_reference.rb
index 92fe2e7cc3..66ec6786c0 100644
--- a/doc/rdoc/markup_reference.rb
+++ b/doc/rdoc/markup_reference.rb
@@ -866,7 +866,6 @@
#
# - On-page: ::dummy_singleton_method links to ::dummy_singleton_method.
# - Off-pageRDoc::TokenStream::to_html links to RDoc::TokenStream::to_html.
-# to \RDoc::TokenStream::to_html.
#
# Note: Occasionally \RDoc is not linked to a method whose name
# has only special characters. Check whether the links you were expecting