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diff --git a/lucene/backward-codecs/src/test/org/apache/lucene/backward_index/int7_hnsw.9.12.1.zip b/lucene/backward-codecs/src/test/org/apache/lucene/backward_index/int7_hnsw.9.12.1.zip
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diff --git a/lucene/backward-codecs/src/test/org/apache/lucene/backward_index/sorted.9.12.1.zip b/lucene/backward-codecs/src/test/org/apache/lucene/backward_index/sorted.9.12.1.zip
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diff --git a/lucene/backward-codecs/src/test/org/apache/lucene/backward_index/versions.txt b/lucene/backward-codecs/src/test/org/apache/lucene/backward_index/versions.txt
index 673095b4d4d1..f88c8ef25521 100644
--- a/lucene/backward-codecs/src/test/org/apache/lucene/backward_index/versions.txt
+++ b/lucene/backward-codecs/src/test/org/apache/lucene/backward_index/versions.txt
@@ -43,4 +43,5 @@
 9.11.0
 9.11.1
 9.12.0
+9.12.1
 10.0.0