diff --git a/requirements.txt b/requirements.txt
index c429b28..505794b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,4 @@
-langchain>=0.3.0
+langchain-core>=0.3.0
+langchain-openai>=0.3.0
 langchain-ollama>=0.1.0
-chromadb>=0.4.0
-python-dotenv>=1.0.0
-rich>=13.0.0
+langchain-chroma>=0.1.0