diff --git a/testing/web-platform/tests/html/semantics/forms/the-select-element/customizable-select/select-parsing.tentative.html b/testing/web-platform/tests/html/semantics/forms/the-select-element/customizable-select/select-parsing.tentative.html
index 0f6edca4ccfa..b33b69b62338 100644
--- a/testing/web-platform/tests/html/semantics/forms/the-select-element/customizable-select/select-parsing.tentative.html
+++ b/testing/web-platform/tests/html/semantics/forms/the-select-element/customizable-select/select-parsing.tentative.html
@@ -857,36 +857,24 @@
 !
 !
 outerSelect
-&
-&
-!
-!
-innerSelect
 )
 ;
 assert_equals
 (
-outerSelect
-.
-nextSibling
 innerSelect
+null
 '
 Nested
 select
 should
 be
-pushed
-out
-as
-the
-next
-sibling
+removed
 '
 )
 ;
 assert_equals
 (
-innerSelect
+outerSelect
 .
 nextElementSibling
 nextDiv
@@ -946,19 +934,12 @@
 !
 !
 outerSelect
-&
-&
-!
-!
-innerSelect
 )
 ;
 assert_equals
 (
-outerSelect
-.
-nextSibling
 innerSelect
+null
 '
 Nested
 select