diff --git a/tests/wpt/metadata/dom/interfaces.html.ini b/tests/wpt/metadata/dom/interfaces.html.ini
index 941b80264b2..3a11f7df0d6 100644
--- a/tests/wpt/metadata/dom/interfaces.html.ini
+++ b/tests/wpt/metadata/dom/interfaces.html.ini
@@ -1032,36 +1032,18 @@
   [TreeWalker interface: document.createTreeWalker(document.body, NodeFilter.SHOW_ALL, null, false) must inherit property "nextNode" with the proper type (10)]
     expected: FAIL
 
-  [DOMTokenList interface: operation add(DOMString)]
-    expected: FAIL
-
-  [DOMTokenList interface: operation remove(DOMString)]
-    expected: FAIL
-
   [DOMTokenList interface: operation toggle(DOMString,boolean)]
     expected: FAIL
 
   [DOMTokenList interface: stringifier]
     expected: FAIL
 
-  [DOMTokenList interface: document.body.classList must inherit property "add" with the proper type (3)]
-    expected: FAIL
-
   [DOMTokenList interface: calling add(DOMString) on document.body.classList with too few arguments must throw TypeError]
     expected: FAIL
 
-  [DOMTokenList interface: document.body.classList must inherit property "remove" with the proper type (4)]
-    expected: FAIL
-
   [DOMTokenList interface: calling remove(DOMString) on document.body.classList with too few arguments must throw TypeError]
     expected: FAIL
 
-  [DOMTokenList interface: document.body.classList must inherit property "toggle" with the proper type (5)]
-    expected: FAIL
-
-  [DOMTokenList interface: calling toggle(DOMString,boolean) on document.body.classList with too few arguments must throw TypeError]
-    expected: FAIL
-
   [DOMSettableTokenList interface: existence and properties of interface object]
     expected: FAIL
 
diff --git a/tests/wpt/metadata/dom/nodes/Element-classlist.html.ini b/tests/wpt/metadata/dom/nodes/Element-classlist.html.ini
index 3ec7b9070e1..9a6f69132ab 100644
--- a/tests/wpt/metadata/dom/nodes/Element-classlist.html.ini
+++ b/tests/wpt/metadata/dom/nodes/Element-classlist.html.ini
@@ -6,45 +6,12 @@
   [empty classList should return the empty string since the ordered set parser skip the whitespaces]
     expected: FAIL
 
-  [.add(empty_string) must throw a SYNTAX_ERR]
-    expected: FAIL
-
-  [.remove(empty_string) must throw a SYNTAX_ERR]
-    expected: FAIL
-
-  [.toggle(empty_string) must throw a SYNTAX_ERR]
-    expected: FAIL
-
-  [.add(string_with_spaces) must throw an INVALID_CHARACTER_ERR]
-    expected: FAIL
-
-  [.remove(string_with_spaces) must throw an INVALID_CHARACTER_ERR]
-    expected: FAIL
-
-  [.toggle(string_with_spaces) must throw an INVALID_CHARACTER_ERR]
-    expected: FAIL
-
   [computed style must update when setting .className]
     expected: FAIL
 
   [classList.add must not cause the CSS selector to stop matching]
     expected: FAIL
 
-  [classList.contains case sensitivity must match a case-specific string]
-    expected: FAIL
-
-  [classList.length must correctly reflect the number of tokens]
-    expected: FAIL
-
-  [classList.item must return case-sensitive strings and preserve token order]
-    expected: FAIL
-
-  [classList[index\] must return case-sensitive strings and preserve token order]
-    expected: FAIL
-
-  [className must update correctly when items have been added through classList]
-    expected: FAIL
-
   [classList must stringify correctly when items have been added]
     expected: FAIL
 
@@ -75,45 +42,12 @@
   [classList.add must collapse whitespaces and remove duplicates when adding a token that already exists]
     expected: FAIL
 
-  [classList.toggle must toggle tokens case-sensitively when adding]
-    expected: FAIL
-
   [classList.toggle must not break case-sensitive CSS selector matching]
     expected: FAIL
 
-  [classList.toggle must be able to remove tokens]
-    expected: FAIL
-
-  [classList.toggle must be case-sensitive when removing tokens]
-    expected: FAIL
-
   [CSS class selectors must stop matching when all classes have been removed]
     expected: FAIL
 
-  [className must be empty when all classes have been removed]
-    expected: FAIL
-
   [classList must stringify to an empty string when all classes have been removed]
     expected: FAIL
 
-  [classList.item(0) must return null when all classes have been removed]
-    expected: FAIL
-
-  [classList[0\] must be undefined when all classes have been removed]
-    expected: FAIL
-
-  [classList.add should treat " " as a space]
-    expected: FAIL
-
-  [classList.add should treat \\t as a space]
-    expected: FAIL
-
-  [classList.add should treat \\r as a space]
-    expected: FAIL
-
-  [classList.add should treat \\n as a space]
-    expected: FAIL
-
-  [classList.add should treat \\f as a space]
-    expected: FAIL
-