diff --git a/google/cloud/common/types/operation_metadata.py b/google/cloud/common/types/operation_metadata.py
index fd6a5c5..49a0a31 100644
--- a/google/cloud/common/types/operation_metadata.py
+++ b/google/cloud/common/types/operation_metadata.py
@@ -25,6 +25,7 @@
 
 class OperationMetadata(proto.Message):
     r"""Represents the metadata of the long-running operation.
+
     Attributes:
         create_time (google.protobuf.timestamp_pb2.Timestamp):
             Output only. The time the operation was