diff --git a/api/core/model_runtime/entities/message_entities.py b/api/core/model_runtime/entities/message_entities.py
index 8f860b13c9..b1c43d1455 100644
--- a/api/core/model_runtime/entities/message_entities.py
+++ b/api/core/model_runtime/entities/message_entities.py
@@ -1,3 +1,4 @@
+from collections.abc import Sequence
 from enum import Enum, StrEnum
 from typing import Annotated, Any, Literal, Optional, Union