diff --git a/layouts/shortcodes/marginnote.html b/layouts/shortcodes/marginnote.html
index 9616ead..114f749 100644
--- a/layouts/shortcodes/marginnote.html
+++ b/layouts/shortcodes/marginnote.html
@@ -9,4 +9,4 @@
   id="marginnote-{{.Page.File.UniqueID}}-{{ $marginnoteDomIdSuffix }}"
   class="margin-toggle"
 />
-<span class="marginnote">{{ .Inner }}</span>
+<span class="marginnote">{{ .Inner | markdownify}}</span>