diff --git a/test/command/9047.md b/test/command/9047.md
index 2f5582431956..f7cb8e1794dd 100644
--- a/test/command/9047.md
+++ b/test/command/9047.md
@@ -36,4 +36,12 @@ w/ rawHTML extension, a checkbox in an `li` is handled properly
 <ul class="task-list">
 <li><label><input type="checkbox" checked="" />foo</label></li>
 </ul>
-```
\ No newline at end of file
+```
+
+w/o rawHTML extension, a checkbox is properly ignored
+```
+% pandoc -f html -t html
+<p><input type="checkbox" checked/>foo</p>
+^D
+foo
+```