diff --git a/requirements.txt b/requirements.txt
index 66d14fb..a388087 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -58,7 +58,7 @@ langchain-community==0.3.27
 langchain-core==0.3.72
 langchain-mcp-adapters==0.1.9
 langchain-openai==0.3.28
-langchain-text-splitters==0.3.9
+langchain-text-splitters==1.0.0a1
 langdetect==1.0.9
 langfuse==3.2.1
 langgraph==0.6.3