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 5aa4638f0be819..1a5b059997bac4 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
@@ -42,6 +42,10 @@
   </div>
 </select>
 
+<select id=s7>
+  <input>
+</select>
+
 <div id=afterlast>
   keep this div after the last test case
 </div>
@@ -100,6 +104,13 @@
 `);
 }, 'Divs and imgs should be allowed as direct children of select and within options without a datalist.');
 
+test(() => {
+  assert_equals(document.getElementById('s7').parentNode, document.body);
+  assert_equals(document.getElementById('s7').innerHTML, `
+  <input>
+`);
+}, 'Input tags should parse inside select instead of closing the select.');
+
 test(() => {
   assert_equals(document.getElementById('afterlast').parentNode, document.body);
 }, 'The last test should not leave any tags open after parsing.');