diff --git a/ironic/tests/unit/conductor/test_steps.py b/ironic/tests/unit/conductor/test_steps.py
index 19a1f3d09d..6968f5c26e 100644
--- a/ironic/tests/unit/conductor/test_steps.py
+++ b/ironic/tests/unit/conductor/test_steps.py
@@ -601,7 +601,7 @@ class NodeCleaningStepsTestCase(db_base.DbTestCase):
                          'arg2': {'description': 'desc2'}}}
 
     @mock.patch('ironic.drivers.modules.fake.FakeFirmware.get_clean_steps',
-                lambda self, taks: [])
+                lambda self, task: [])
     @mock.patch('ironic.drivers.modules.fake.FakeBIOS.get_clean_steps',
                 lambda self, task: [])
     @mock.patch('ironic.drivers.modules.fake.FakeDeploy.get_clean_steps',