diff --git a/tests/device_tests/test_session_id_and_passphrase.py b/tests/device_tests/test_session_id_and_passphrase.py
index 77563665b4..c6329ae520 100644
--- a/tests/device_tests/test_session_id_and_passphrase.py
+++ b/tests/device_tests/test_session_id_and_passphrase.py
@@ -28,6 +28,8 @@ from trezorlib.tools import parse_path
 
 from .. import translations as TR
 
+pytestmark = pytest.mark.protocol("protocol_v1")
+
 XPUB_PASSPHRASES = {
     "A": "xpub6CekxGcnqnJ6osfY4Rrq7W5ogFtR54KUvz4H16XzaQuukMFZCGebEpVznfq4yFcKEmYyShwj2UKjL7CazuNSuhdkofF4mHabHkLxCMVvsqG",
     "B": "xpub6CFxuyQpgryoR64QC38w42dLgDv5P4qWXhn1fbaN62UYzu1wJXZyrYqGnkq5d8xPUK68RXtXFBiqp3rfLGpeQ57zLtx675ZZn5ezKMAWQfu",