diff --git a/testing/web-platform/meta/webrtc/protocol/unknown-mediatypes.html.ini b/testing/web-platform/meta/webrtc/protocol/unknown-mediatypes.html.ini
new file mode 100644
index 000000000000..beca40a5b14d
--- /dev/null
+++ b/testing/web-platform/meta/webrtc/protocol/unknown-mediatypes.html.ini
@@ -0,0 +1,4 @@
+[unknown-mediatypes.html]
+  [Unknown media types are rejected with the port set to 0]
+    expected: FAIL
+