diff --git a/tests/integration/goldens/logging/google/cloud/logging_v2/services/metrics_service_v2/async_client.py b/tests/integration/goldens/logging/google/cloud/logging_v2/services/metrics_service_v2/async_client.py
index 8a16c926de..44218ec651 100644
--- a/tests/integration/goldens/logging/google/cloud/logging_v2/services/metrics_service_v2/async_client.py
+++ b/tests/integration/goldens/logging/google/cloud/logging_v2/services/metrics_service_v2/async_client.py
@@ -26,6 +26,8 @@
 from google.auth import credentials as ga_credentials   # type: ignore
 from google.oauth2 import service_account              # type: ignore
 
+OptionalRetry = Union[retries.Retry, object]
+
 from google.api import distribution_pb2  # type: ignore
 from google.api import metric_pb2  # type: ignore
 from google.cloud.logging_v2.services.metrics_service_v2 import pagers