diff --git a/Gemfile b/Gemfile
index 7bc88d3d2..eb01bb362 100644
--- a/Gemfile
+++ b/Gemfile
@@ -36,7 +36,7 @@ end
 
 # Optional Markdown support, not for JRuby
 group :markdown do
-  gem "redcarpet", "~> 3.4.0"
+  gem "redcarpet", "~> 3.5.0"
 end
 
 # Include database gems for the adapters found in the database
diff --git a/test/unit/lib/redmine/wiki_formatting/markdown_formatter_test.rb b/test/unit/lib/redmine/wiki_formatting/markdown_formatter_test.rb
index a1fef6a3c..cf06c7cde 100644
--- a/test/unit/lib/redmine/wiki_formatting/markdown_formatter_test.rb
+++ b/test/unit/lib/redmine/wiki_formatting/markdown_formatter_test.rb
@@ -108,13 +108,13 @@ This is some text[^1].
 STR
 
     expected = <<-EXPECTED
-<p>This is some text<sup id="fnref1"><a href="#fn1" rel="footnote">1</a></sup>.</p>
+<p>This is some text<sup id="fnref1"><a href="#fn1">1</a></sup>.</p>
 <div class="footnotes">
 <hr>
 <ol>
 
 <li id="fn1">
-<p>This is the foot note&nbsp;<a href="#fnref1" rev="footnote">&#8617;</a></p>
+<p>This is the foot note&nbsp;<a href="#fnref1">&#8617;</a></p>
 </li>
 
 </ol>