diff --git a/lucene/backward-codecs/src/test/org/apache/lucene/backward_codecs/Lucene87/Lucene87RWCodec.java b/lucene/backward-codecs/src/test/org/apache/lucene/backward_codecs/lucene87/Lucene87RWCodec.java
similarity index 100%
rename from lucene/backward-codecs/src/test/org/apache/lucene/backward_codecs/Lucene87/Lucene87RWCodec.java
rename to lucene/backward-codecs/src/test/org/apache/lucene/backward_codecs/lucene87/Lucene87RWCodec.java