diff --git a/libs/core/langchain_core/messages/__init__.py b/libs/core/langchain_core/messages/__init__.py
index f823215244f..286da353f0a 100644
--- a/libs/core/langchain_core/messages/__init__.py
+++ b/libs/core/langchain_core/messages/__init__.py
@@ -18,9 +18,6 @@
 from langchain_core.messages.ai import (
     AIMessage,
     AIMessageChunk,
-    InvalidToolCall,
-    ToolCall,
-    ToolCallChunk,
 )
 from langchain_core.messages.base import (
     BaseMessage,
@@ -33,7 +30,13 @@ from langchain_core.messages.chat import ChatMessage, ChatMessageChunk
 from langchain_core.messages.function import FunctionMessage, FunctionMessageChunk
 from langchain_core.messages.human import HumanMessage, HumanMessageChunk
 from langchain_core.messages.system import SystemMessage, SystemMessageChunk
-from langchain_core.messages.tool import ToolMessage, ToolMessageChunk
+from langchain_core.messages.tool import (
+    InvalidToolCall,
+    ToolCall,
+    ToolCallChunk,
+    ToolMessage,
+    ToolMessageChunk,
+)
 from langchain_core.messages.utils import (
     AnyMessage,
     MessageLikeRepresentation,