Update rag_llamaindex.py

rag_llamaindex.py

@@ -73,7 +73,7 @@ class LlamaIndexRAG(BaseRAG):
     def get_vector_store(self):
         return MongoDBAtlasVectorSearch(
             MongoClient(self.MONGODB_ATLAS_CLUSTER_URI),
-            db_name = MONGODB_DB_NAME,
+            db_name = self.MONGODB_DB_NAME,
             collection_name = self.MONGODB_COLLECTION_NAME,
             index_name = self.MONGODB_INDEX_NAME
         )