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diff --git a/testing/web-platform/tests/layout-instability/local-shift-without-viewport-shift-2.html b/testing/web-platform/tests/layout-instability/local-shift-without-viewport-shift-2.html
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index 0000000000..7074bca7ba
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+++ b/testing/web-platform/tests/layout-instability/local-shift-without-viewport-shift-2.html
@@ -0,0 +1,32 @@
+<!DOCTYPE html>
+<title>Layout Instability: local shift without viewport shift</title>
+<link rel="help" href="https://wicg.github.io/layout-instability/" />
+<style>
+
+#c { position: relative; width: 300px; height: 100px; scale: 0.1; }
+#j { position: relative; width: 100px; height: 10px; background: blue; }
+
+</style>
+<div id='c'>
+  <div id='j'></div>
+</div>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="resources/util.js"></script>
+<script>
+
+promise_test(async () => {
+  const watcher = new ScoreWatcher;
+
+  // Wait for the initial render to complete.
+  await waitForAnimationFrames(2);
+
+  document.querySelector("#j").style.top = "4px";
+
+  // Make sure no shift score is reported, since the element didn't move in the
+  // viewport.
+  await waitForAnimationFrames(3);
+  assert_equals(watcher.score, 0);
+}, "Local shift without viewport shift.");
+
+</script>