diff --git a/tests/upgrade_tests/test_passphrase_consistency.py b/tests/upgrade_tests/test_passphrase_consistency.py
index 18fff8f725..ac192fa0a8 100644
--- a/tests/upgrade_tests/test_passphrase_consistency.py
+++ b/tests/upgrade_tests/test_passphrase_consistency.py
@@ -102,8 +102,6 @@ def test_passphrase_works(emulator: Emulator):
             )
             if isinstance(resp, messages.PassphraseRequest):
                 resp = session.call_raw(messages.PassphraseAck(passphrase="TREZOR"))
-            if isinstance(resp, messages.Deprecated_PassphraseStateRequest):
-                resp = session.call_raw(messages.Deprecated_PassphraseStateAck())
             if isinstance(resp, messages.ButtonRequest):
                 resp = session._callback_button(resp)
             if isinstance(resp, messages.ButtonRequest):
@@ -157,8 +155,6 @@ def test_init_device(emulator: Emulator):
             )
             if isinstance(resp, messages.PassphraseRequest):
                 resp = session.call_raw(messages.PassphraseAck(passphrase="TREZOR"))
-            if isinstance(resp, messages.Deprecated_PassphraseStateRequest):
-                resp = session.call_raw(messages.Deprecated_PassphraseStateAck())
             if isinstance(resp, messages.ButtonRequest):
                 resp = session._callback_button(resp)
             if isinstance(resp, messages.ButtonRequest):
@@ -168,6 +164,7 @@ def test_init_device(emulator: Emulator):
             session = client.get_session(passphrase="TREZOR")
             btc.get_address(session, "Testnet", parse_path("44h/1h/0h/0/0"))
         # in TT < 2.3.0 session_id will only be available after PassphraseStateRequest
+        # support for TT < 2.3.0 dropped in trezorlib 0.14
         session_id = session.id
         if protocol_v1:
             session.call(messages.Initialize(session_id=session_id))