diff --git a/docs/retrieve/bm25.md b/docs/retrieve/bm25.md
index 5aca474..c1a3877 100644
--- a/docs/retrieve/bm25.md
+++ b/docs/retrieve/bm25.md
@@ -1,4 +1,4 @@
-# TfIdf
+# BM25
 
 Our BM25 retriever relies on the [sparse.BM25Vectorizer](https://github.com/raphaelsty/LeNLP) of LeNLP.