diff --git a/operators/nova-flavors/nova_flavors/flavor_synchronizer.py b/operators/nova-flavors/nova_flavors/flavor_synchronizer.py
index db8aac13c..288e1d714 100644
--- a/operators/nova-flavors/nova_flavors/flavor_synchronizer.py
+++ b/operators/nova-flavors/nova_flavors/flavor_synchronizer.py
@@ -13,25 +13,28 @@ def __init__(
         self,
         username: str | None = "",
         password: str = "",
-        project_id: str | None = None,
-        user_domain_id=None,
+        project_name: str | None = "admin",
+        project_domain_name: str = "default",
+        user_domain_name="service",
         auth_url: str | None = None,
     ) -> None:
         self.username = username
         self.password = password
-        self.project_id = str(project_id)
-        self.user_domain_id = user_domain_id
+        self.project_name = str(project_name)
+        self.project_domain_name = str(project_domain_name)
+        self.user_domain_name = user_domain_name
         self.auth_url = auth_url
 
     @cached_property
     def _nova(self):
         return novaclient.Client(
             "2",
-            self.username,
-            self.password,
-            self.project_id,
-            self.auth_url,
-            user_domain_id=self.user_domain_id,
+            username=self.username,
+            password=self.password,
+            project_name=self.project_name,
+            project_domain_name=self.project_domain_name,
+            user_domain_name=self.user_domain_name,
+            auth_url=self.auth_url,
         )
 
     def reconcile(self, desired_flavors: list[FlavorSpec]):
diff --git a/operators/nova-flavors/nova_flavors/reconcile.py b/operators/nova-flavors/nova_flavors/reconcile.py
index e1953ed70..e87beb790 100644
--- a/operators/nova-flavors/nova_flavors/reconcile.py
+++ b/operators/nova-flavors/nova_flavors/reconcile.py
@@ -27,11 +27,12 @@ def main():
     if not os.path.isdir(flavors_dir):
         raise ValueError(f"flavors_dir '{flavors_dir}' is not a directory")
     synchronizer = FlavorSynchronizer(
-        username=os.environ.get("OS_USERNAME", ""),
-        password=os.environ.get("OS_PASSWORD", ""),
-        project_id=os.environ.get("OS_PROJECT_ID"),
-        user_domain_id=os.environ.get("OS_USER_DOMAIN_ID", ""),
-        auth_url=os.environ.get("OS_AUTH_URL"),
+        username=os.getenv("OS_USERNAME", ""),
+        password=os.getenv("OS_PASSWORD", ""),
+        project_name=os.getenv("OS_PROJECT_NAME", "admin"),
+        project_domain_name=os.getenv("OS_PROJECT_DOMAIN_NAME", "default"),
+        user_domain_name=os.getenv("OS_USER_DOMAIN_NAME", "service"),
+        auth_url=os.getenv("OS_AUTH_URL"),
     )
 
     handler = SpecChangedHandler(synchronizer, read_flavors)
diff --git a/operators/nova-flavors/tests/test_flavor_synchronizer.py b/operators/nova-flavors/tests/test_flavor_synchronizer.py
index 34135c82b..f7732a1b9 100644
--- a/operators/nova-flavors/tests/test_flavor_synchronizer.py
+++ b/operators/nova-flavors/tests/test_flavor_synchronizer.py
@@ -11,8 +11,6 @@ def flavor_synchronizer():
     return FlavorSynchronizer(
         username="test_username",
         password="test_password",
-        project_id="test_project_id",
-        user_domain_id="test_user_domain_id",
         auth_url="test_auth_url",
     )
 
@@ -46,8 +44,7 @@ def flavor():
 def test_flavor_synchronizer_init(flavor_synchronizer):
     assert flavor_synchronizer.username == "test_username"
     assert flavor_synchronizer.password == "test_password"
-    assert flavor_synchronizer.project_id == "test_project_id"
-    assert flavor_synchronizer.user_domain_id == "test_user_domain_id"
+    assert flavor_synchronizer.user_domain_name == "service"
     assert flavor_synchronizer.auth_url == "test_auth_url"