diff --git a/trezorlib/debuglink.py b/trezorlib/debuglink.py
index 9a94bfbb14..ae877bb268 100644
--- a/trezorlib/debuglink.py
+++ b/trezorlib/debuglink.py
@@ -63,9 +63,9 @@ class DebugLink:
         obj = self._call(proto.DebugLinkGetState())
         return obj.layout
 
-    def read_mnemonic(self):
+    def read_mnemonic_secret(self):
         obj = self._call(proto.DebugLinkGetState())
-        return obj.mnemonic
+        return obj.mnemonic_secret
 
     def read_recovery_word(self):
         obj = self._call(proto.DebugLinkGetState())
diff --git a/trezorlib/tests/device_tests/test_msg_recoverydevice_t2.py b/trezorlib/tests/device_tests/test_msg_recoverydevice_t2.py
index 3dba9a3db6..8748e6a006 100644
--- a/trezorlib/tests/device_tests/test_msg_recoverydevice_t2.py
+++ b/trezorlib/tests/device_tests/test_msg_recoverydevice_t2.py
@@ -71,7 +71,7 @@ class TestMsgRecoverydeviceT2(TrezorTest):
 
         # Mnemonic is the same
         self.client.init_device()
-        assert self.client.debug.read_mnemonic() == self.mnemonic12
+        assert self.client.debug.read_mnemonic_secret() == self.mnemonic12.encode()
 
         assert self.client.features.pin_protection is True
         assert self.client.features.passphrase_protection is True
@@ -112,7 +112,7 @@ class TestMsgRecoverydeviceT2(TrezorTest):
 
         # Mnemonic is the same
         self.client.init_device()
-        assert self.client.debug.read_mnemonic() == self.mnemonic12
+        assert self.client.debug.read_mnemonic_secret() == self.mnemonic12.encode()
 
         assert self.client.features.pin_protection is False
         assert self.client.features.passphrase_protection is False