diff --git a/releasenotes/notes/migrate-object-storage-as-stable-interface-42014c7b43ecb254.yaml b/releasenotes/notes/migrate-object-storage-as-stable-interface-42014c7b43ecb254.yaml
index d38f562..1e97b29 100644
--- a/releasenotes/notes/migrate-object-storage-as-stable-interface-42014c7b43ecb254.yaml
+++ b/releasenotes/notes/migrate-object-storage-as-stable-interface-42014c7b43ecb254.yaml
@@ -6,3 +6,4 @@
     any maintenance changes.
 
       * bulk_middleware_client
+      * capabilities_client
diff --git a/tempest/services/object_storage/capabilities_client.py b/tempest/lib/services/object_storage/capabilities_client.py
similarity index 100%
rename from tempest/services/object_storage/capabilities_client.py
rename to tempest/lib/services/object_storage/capabilities_client.py
diff --git a/tempest/services/object_storage/__init__.py b/tempest/services/object_storage/__init__.py
index f272378..a2f0992 100644
--- a/tempest/services/object_storage/__init__.py
+++ b/tempest/services/object_storage/__init__.py
@@ -14,9 +14,9 @@
 
 from tempest.lib.services.object_storage.bulk_middleware_client import \
     BulkMiddlewareClient
-from tempest.services.object_storage.account_client import AccountClient
-from tempest.services.object_storage.capabilities_client import \
+from tempest.lib.services.object_storage.capabilities_client import \
     CapabilitiesClient
+from tempest.services.object_storage.account_client import AccountClient
 from tempest.services.object_storage.container_client import ContainerClient
 from tempest.services.object_storage.object_client import ObjectClient
 
diff --git a/tempest/tests/services/object_storage/test_capabilities_client.py b/tempest/tests/lib/services/object_storage/test_capabilities_client.py
similarity index 96%
rename from tempest/tests/services/object_storage/test_capabilities_client.py
rename to tempest/tests/lib/services/object_storage/test_capabilities_client.py
index 5279bf4..b7f972a 100644
--- a/tempest/tests/services/object_storage/test_capabilities_client.py
+++ b/tempest/tests/lib/services/object_storage/test_capabilities_client.py
@@ -14,7 +14,7 @@
 #    under the License.
 
 
-from tempest.services.object_storage import capabilities_client
+from tempest.lib.services.object_storage import capabilities_client
 from tempest.tests.lib import fake_auth_provider
 from tempest.tests.lib.services import base