diff --git a/spec/jekyll_commonmark_spec.rb b/spec/jekyll_commonmark_spec.rb
index e5fafac..b74bdb3 100644
--- a/spec/jekyll_commonmark_spec.rb
+++ b/spec/jekyll_commonmark_spec.rb
@@ -66,7 +66,7 @@
                 <span class="na">title</span><span class="pi">:</span>
                 <span class="s">CommonMark Test</span>
                 <span class="na">verbose</span><span class="pi">:</span>
-                <span class="no">true</span>
+                <span class="kc">true</span>
                 <span class="na">atm_pin</span><span class="pi">:</span>
                 <span class="m">1234</span>
               </code>