diff --git a/trezorlib/tests/device_tests/test_msg_lisk_signmessage.py b/trezorlib/tests/device_tests/test_msg_lisk_signmessage.py
deleted file mode 100644
index f8cca44b44..0000000000
--- a/trezorlib/tests/device_tests/test_msg_lisk_signmessage.py
+++ /dev/null
@@ -1,40 +0,0 @@
-# This file is part of the TREZOR project.
-#
-# Copyright (C) 2016-2017 Pavol Rusnak <stick@satoshilabs.com>
-#
-# This library is free software: you can redistribute it and/or modify
-# it under the terms of the GNU Lesser General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# This library is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU Lesser General Public License for more details.
-#
-# You should have received a copy of the GNU Lesser General Public License
-# along with this library.  If not, see <http://www.gnu.org/licenses/>.
-
-from binascii import hexlify
-import pytest
-
-from .common import TrezorTest
-
-
-@pytest.mark.lisk
-@pytest.mark.xfail  # drop when trezor-core PR #90 is merged
-@pytest.mark.skip_t1
-class TestMsgLiskSignmessage(TrezorTest):
-
-    def test_sign(self):
-        self.setup_mnemonic_nopin_nopassphrase()
-        sig = self.client.lisk_sign_message([2147483692, 2147483782, 2147483648, 2147483648], 'This is an example of a signed message.')
-        assert sig.address == '7623396847864198749L'
-        assert hexlify(sig.signature) == b'af1d384cce25354b5af129662caed6f3514c6f1f6a206662d301fd56aa5549aa23c3f82009f213a7a4d9297015c2e5b06584273df7c42d78b4e531fe4d4fc80e'
-
-    def test_sign_long(self):
-        self.setup_mnemonic_nopin_nopassphrase()
-        sig = self.client.lisk_sign_message([2147483692, 2147483782, 2147483648], 'VeryLongMessage!' * 64)
-        assert sig.address == '17563781916205589679L'
-        print(hexlify(sig.signature))
-        assert hexlify(sig.signature) == b'a675152c2af34e85dbd75740681efb7d67bf910561d6c9d1e075be2f99d9bc544d62c52f6619756b0e329a2f2d82756ced53b4261a028fcee0d37d7e641ef404'
diff --git a/trezorlib/tests/device_tests/test_msg_lisk_verifymessage.py b/trezorlib/tests/device_tests/test_msg_lisk_verifymessage.py
deleted file mode 100644
index 28e926ea55..0000000000
--- a/trezorlib/tests/device_tests/test_msg_lisk_verifymessage.py
+++ /dev/null
@@ -1,56 +0,0 @@
-# This file is part of the TREZOR project.
-#
-# Copyright (C) 2016-2017 Pavol Rusnak <stick@satoshilabs.com>
-#
-# This library is free software: you can redistribute it and/or modify
-# it under the terms of the GNU Lesser General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# This library is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU Lesser General Public License for more details.
-#
-# You should have received a copy of the GNU Lesser General Public License
-# along with this library.  If not, see <http://www.gnu.org/licenses/>.
-
-from binascii import unhexlify
-import pytest
-
-from .common import TrezorTest
-from trezorlib import messages as proto
-
-
-@pytest.mark.lisk
-@pytest.mark.xfail  # drop when trezor-core PR #90 is merged
-@pytest.mark.skip_t1
-class TestMsgLiskVerifymessage(TrezorTest):
-
-    def test_verify(self):
-        self.setup_mnemonic_nopin_nopassphrase()
-        with self.client:
-            self.client.set_expected_responses([
-                proto.ButtonRequest(code=proto.ButtonRequestType.Other),
-                proto.ButtonRequest(code=proto.ButtonRequestType.Other),
-                proto.Success(message='Message verified')
-            ])
-            self.client.lisk_verify_message(
-                unhexlify('eb56d7bbb5e8ea9269405f7a8527fe126023d1db2c973cfac6f760b60ae27294'),
-                unhexlify('af1d384cce25354b5af129662caed6f3514c6f1f6a206662d301fd56aa5549aa23c3f82009f213a7a4d9297015c2e5b06584273df7c42d78b4e531fe4d4fc80e'),
-                'This is an example of a signed message.'
-            )
-
-    def test_verify_long(self):
-        self.setup_mnemonic_nopin_nopassphrase()
-        with self.client:
-            self.client.set_expected_responses([
-                proto.ButtonRequest(code=proto.ButtonRequestType.Other),
-                proto.ButtonRequest(code=proto.ButtonRequestType.Other),
-                proto.Success(message='Message verified')
-            ])
-            self.client.lisk_verify_message(
-                unhexlify('eb56d7bbb5e8ea9269405f7a8527fe126023d1db2c973cfac6f760b60ae27294'),
-                unhexlify('7b4b481f6a07a874bdd1b590cd2b933c8b571c721484d9dc303f81b22d1f3c5f55ffe0704dbfd543ff9ea3e795facda871ddb422522257d33a8fe16ab4169601'),
-                'VeryLongMessage!' * 64
-            )