diff --git a/requirements.txt b/requirements.txt
index b58423a..7c6c0f8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,4 @@
-langchain>=0.3.0
+langchain>=1.0.0
 langchain-chroma>=0.1.0
 langchain-ollama>=0.1.0
-chromadb>=0.4.22
-httpx>=0.27.0
 python-dotenv>=1.0.0