1 files changed, 1 insertions, 1 deletions
diff --git a/testing/web-platform/tests/document-policy/experimental-features/unsized-media.tentative.https.sub.html b/testing/web-platform/tests/document-policy/experimental-features/unsized-media.tentative.https.sub.html
index d7bb725249..4e5fbc6555 100644
--- a/testing/web-platform/tests/document-policy/experimental-features/unsized-media.tentative.https.sub.html
+++ b/testing/web-platform/tests/document-policy/experimental-features/unsized-media.tentative.https.sub.html
@@ -60,7 +60,7 @@ for (var test of test_cases) {
     }));
     var expected_width = test.expected_width;
     var expected_height = test.expected_height;
-    video.setAttribute("src", "/document-policy/experimental-features/resources/video.ogv");
+    video.setAttribute("src", "/document-policy/experimental-features/resources/video.webm");
     if (typeof test.attribute !== "undefined") {
       video.setAttribute(test.attribute, test.value);
     }