diff --git a/html/semantics/forms/the-select-element/customizable-select/select-parsing.tentative.html b/html/semantics/forms/the-select-element/customizable-select/select-parsing.tentative.html
index 0c6972bcab5b8d..5fe50d50775883 100644
--- a/html/semantics/forms/the-select-element/customizable-select/select-parsing.tentative.html
+++ b/html/semantics/forms/the-select-element/customizable-select/select-parsing.tentative.html
@@ -104,6 +104,14 @@
   </div>
 </select>
 
+<select class=test
+        data-description='Input tags should close select when directly inside an <option>'
+        data-expect='<option></option>'>
+  <option>
+    <input>
+  </option>
+</select>
+
 <div id=afterlast>
   keep this div after the last test case
 </div>