diff --git a/testing/web-platform/meta/dom/nodes/remove-from-shadow-host-and-adopt-into-iframe.html.ini b/testing/web-platform/meta/dom/nodes/remove-from-shadow-host-and-adopt-into-iframe.html.ini
new file mode 100644
index 000000000000..6bd1a974bc51
--- /dev/null
+++ b/testing/web-platform/meta/dom/nodes/remove-from-shadow-host-and-adopt-into-iframe.html.ini
@@ -0,0 +1,3 @@
+[remove-from-shadow-host-and-adopt-into-iframe.html]
+  expected:
+    if os == "win": FAIL