diff --git a/rag_tools.py b/rag_tools.py
index c8c2ed7..4cb1355 100644
--- a/rag_tools.py
+++ b/rag_tools.py
@@ -1,8 +1,8 @@
 from langchain.tools import tool
-from vector_store import QdrantStore
+from vector_store import ChromaStore
 from chunker import get_chunks
 
-store = QdrantStore()
+store = ChromaStore()
 
 @tool
 def search_knowledge_base(query: str, max_results: int = 5) -> str: