minor typo

README.md

@@ -54,7 +54,7 @@ RAG = RAGPretrainedModel.from_pretrained("answerdotai/answerai-colbert-small-v1"
 
 docs = ['Hayao Miyazaki is a Japanese director, born on [...]', 'Walt Disney is an American author, director and [...]', ...]
 
-RAG.index(documents, index_name="ghibli")
+RAG.index(docs, index_name="ghibli")
 
 query = 'Who directed spirited away?'
 results = RAG.search(query)