diff --git a/ironic/conductor/manager.py b/ironic/conductor/manager.py
index ef7debbe03..f75029eaaf 100644
--- a/ironic/conductor/manager.py
+++ b/ironic/conductor/manager.py
@@ -1770,6 +1770,8 @@ class ConductorManager(base_manager.BaseConductorManager):
             msg = (_('Error while attempting to adopt node %(node)s: '
                      '%(err)s.') % {'node': node.uuid, 'err': err})
             LOG.error(msg)
+            # Wipe power state from being preserved as it is likely invalid.
+            node.power_state = states.NOSTATE
             node.last_error = msg
             task.process_event('fail')
 
diff --git a/ironic/tests/unit/conductor/test_manager.py b/ironic/tests/unit/conductor/test_manager.py
index 35800ca04d..f1b0990bff 100644
--- a/ironic/tests/unit/conductor/test_manager.py
+++ b/ironic/tests/unit/conductor/test_manager.py
@@ -7090,7 +7090,13 @@ class DoNodeAdoptionTestCase(mgr_utils.ServiceSetUpMixin, db_base.DbTestCase):
         self._start_service()
         node = obj_utils.create_test_node(
             self.context, driver='fake-hardware',
-            provision_state=states.ADOPTING)
+            provision_state=states.ADOPTING,
+            power_state=states.POWER_ON)
+        # NOTE(TheJulia): When nodes are created for adoption, they
+        # would have no power state. Under normal circumstances
+        # during validate the node object is updated with power state
+        # however we need to make sure that we wipe preserved state
+        # as part of failure handling.
         task = task_manager.TaskManager(self.context, node.uuid)
 
         self.service._do_adoption(task)
@@ -7104,6 +7110,7 @@ class DoNodeAdoptionTestCase(mgr_utils.ServiceSetUpMixin, db_base.DbTestCase):
         self.assertFalse(mock_start_console.called)
         self.assertTrue(mock_boot_validate.called)
         self.assertIn('is_whole_disk_image', task.node.driver_internal_info)
+        self.assertEqual(states.NOSTATE, node.power_state)
 
     @mock.patch('ironic.drivers.modules.fake.FakeBoot.validate', autospec=True)
     @mock.patch('ironic.drivers.modules.fake.FakeConsole.start_console',
diff --git a/releasenotes/notes/unsave-power-state-on-adopt-failed-09194c8269c779de.yaml b/releasenotes/notes/unsave-power-state-on-adopt-failed-09194c8269c779de.yaml
new file mode 100644
index 0000000000..cebb92035b
--- /dev/null
+++ b/releasenotes/notes/unsave-power-state-on-adopt-failed-09194c8269c779de.yaml
@@ -0,0 +1,7 @@
+---
+fixes:
+  - |
+    Fixes the preservation of potentially incorrect power state
+    information when adoption process fails. Power state is now
+    wiped as part of the failure handling process instead of
+    being preserved.