diff --git a/tests/wpt/metadata-layout-2020/css/filter-effects/backdrop-filter-opacity-rounded-clip.html.ini b/tests/wpt/metadata-layout-2020/css/filter-effects/backdrop-filter-opacity-rounded-clip.html.ini
new file mode 100644
index 00000000000..cf23d0c0378
--- /dev/null
+++ b/tests/wpt/metadata-layout-2020/css/filter-effects/backdrop-filter-opacity-rounded-clip.html.ini
@@ -0,0 +1,2 @@
+[backdrop-filter-opacity-rounded-clip.html]
+  expected: FAIL