diff --git a/lib/redmine/wiki_formatting.rb b/lib/redmine/wiki_formatting.rb
index f1d8378f5..6b8301340 100644
--- a/lib/redmine/wiki_formatting.rb
+++ b/lib/redmine/wiki_formatting.rb
@@ -151,7 +151,7 @@ module Redmine
           t = CGI::escapeHTML(@text)
           auto_link!(t)
           auto_mailto!(t)
-          simple_format(t)
+          simple_format(t, {}, :sanitize => false)
         end
       end