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diff --git a/testing/web-platform/tests/css/css-typed-om/the-stylepropertymap/properties/background-blend-mode.html b/testing/web-platform/tests/css/css-typed-om/the-stylepropertymap/properties/background-blend-mode.html
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+++ b/testing/web-platform/tests/css/css-typed-om/the-stylepropertymap/properties/background-blend-mode.html
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+<!doctype html>
+<meta charset="utf-8">
+<title>'background-blend-mode' property</title>
+<link rel="help" href="https://drafts.css-houdini.org/css-typed-om-1/#dom-stylepropertymap-get">
+<link rel="help" href="https://drafts.css-houdini.org/css-typed-om-1/#dom-stylepropertymap-set">
+<link rel="help" href="https://drafts.css-houdini.org/css-typed-om-1/#property-stle-value-normalization">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="../../resources/testhelper.js"></script>
+<script src="resources/testsuite.js"></script>
+<body>
+<div id="log"></div>
+<script>
+'use strict';
+
+runListValuedPropertyTests('background-blend-mode', [
+  { syntax: 'normal' },
+  { syntax: 'multiply' },
+  { syntax: 'screen' },
+  { syntax: 'overlay' },
+  { syntax: 'darken' },
+  { syntax: 'lighten' },
+  { syntax: 'color-dodge' },
+  { syntax: 'color-burn' },
+  { syntax: 'hard-light' },
+  { syntax: 'soft-light' },
+  { syntax: 'difference' },
+  { syntax: 'exclusion' },
+  { syntax: 'hue' },
+  { syntax: 'saturation' },
+  { syntax: 'color' },
+  { syntax: 'luminosity' },
+]);
+
+</script>