diff --git a/lower-constraints.txt b/lower-constraints.txt
index 53ddf32f..dda97285 100644
--- a/lower-constraints.txt
+++ b/lower-constraints.txt
@@ -90,7 +90,7 @@ oslo.reports==1.18.0
 oslo.rootwrap==5.8.0
 oslo.serialization==2.18.0
 oslo.service==1.24.0
-oslo.utils==3.33.0
+oslo.utils==3.37.0
 oslo.versionedobjects==1.31.2
 oslo.vmware==2.17.0
 oslotest==3.2.0
diff --git a/nova_powervm/tests/virt/powervm/disk/test_localdisk.py b/nova_powervm/tests/virt/powervm/disk/test_localdisk.py
index 7a7a6a6a..59c21f5e 100644
--- a/nova_powervm/tests/virt/powervm/disk/test_localdisk.py
+++ b/nova_powervm/tests/virt/powervm/disk/test_localdisk.py
@@ -19,7 +19,7 @@ import mock
 
 from nova import exception as nova_exc
 from nova import test
-from nova.tests import uuidsentinel as uuids
+from oslo_utils.fixture import uuidsentinel as uuids
 from pypowervm import const as pvm_const
 from pypowervm.tasks import storage as tsk_stor
 from pypowervm.tests import test_fixtures as pvm_fx
diff --git a/nova_powervm/tests/virt/powervm/test_driver.py b/nova_powervm/tests/virt/powervm/test_driver.py
index f3939790..7fc10713 100644
--- a/nova_powervm/tests/virt/powervm/test_driver.py
+++ b/nova_powervm/tests/virt/powervm/test_driver.py
@@ -30,13 +30,13 @@ from nova import objects
 from nova.objects import base as obj_base
 from nova.objects import block_device as bdmobj
 from nova import test
-from nova.tests import uuidsentinel as uuids
 from nova.virt import block_device as nova_virt_bdm
 from nova.virt import driver as virt_driver
 from nova.virt import fake
 from nova.virt import hardware
 from nova.virt.powervm_ext import driver
 from oslo_serialization import jsonutils
+from oslo_utils.fixture import uuidsentinel as uuids
 from pypowervm import adapter as pvm_adp
 from pypowervm import const as pvm_const
 from pypowervm import exceptions as pvm_exc
diff --git a/requirements.txt b/requirements.txt
index 80ada95a..bed24f1c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ six>=1.10.0 # MIT
 oslo.config>=5.2.0 # Apache-2.0
 oslo.log>=3.36.0 # Apache-2.0
 oslo.serialization!=2.19.1,>=2.18.0 # Apache-2.0
-oslo.utils>=3.33.0 # Apache-2.0
+oslo.utils>=3.37.0 # Apache-2.0
 pypowervm>=1.1.16 # Apache-2.0
 python-swiftclient>=3.2.0 # Apache-2.0
 taskflow>=2.16.0 # Apache-2.0