DRF similarity -> DFR similarity
@@ -87,7 +87,7 @@ Type name: `BM25`
[float]
[[drf]]
-==== DRF similarity
+==== DFR similarity
Similarity that implements the
http://lucene.apache.org/core/4_1_0/core/org/apache/lucene/search/similarities/DFRSimilarity.html[divergence