diff --git a/libs/langchain_v1/langchain/messages/__init__.py b/libs/langchain_v1/langchain/messages/__init__.py
index 6c6143a1e57..ba998fdbbac 100644
--- a/libs/langchain_v1/langchain/messages/__init__.py
+++ b/libs/langchain_v1/langchain/messages/__init__.py
@@ -2,20 +2,20 @@ from langchain_core.messages import (
     AIMessage,
     AIMessageChunk,
     BaseMessage,
-    ToolMessage,
-    ToolCall,
-    InvalidToolCall,
-    ToolCallChunk,
     HumanMessage,
+    InvalidToolCall,
+    ToolCall,
+    ToolCallChunk,
+    ToolMessage,
 )
 
 __all__ = [
     "AIMessage",
     "AIMessageChunk",
     "BaseMessage",
-    "ToolMessage",
-    "ToolCall",
+    "HumanMessage",
     "InvalidToolCall",
+    "ToolCall",
     "ToolCallChunk",
-    "HumanMessage"
+    "ToolMessage",
 ]