diff --git a/lucene/backward-codecs/src/test/org/apache/lucene/index/TestBackwardsCompatibility.java b/lucene/backward-codecs/src/test/org/apache/lucene/index/TestBackwardsCompatibility.java
index fe2db0666cf..096357ddd42 100644
--- a/lucene/backward-codecs/src/test/org/apache/lucene/index/TestBackwardsCompatibility.java
+++ b/lucene/backward-codecs/src/test/org/apache/lucene/index/TestBackwardsCompatibility.java
@@ -309,7 +309,9 @@ public class TestBackwardsCompatibility extends LuceneTestCase {
     "8.5.2-cfs",
     "8.5.2-nocfs",
     "8.6.0-cfs",
-    "8.6.0-nocfs"
+    "8.6.0-nocfs",
+    "8.6.1-cfs",
+    "8.6.1-nocfs"
   };
 
   public static String[] getOldNames() {
@@ -328,7 +330,8 @@ public class TestBackwardsCompatibility extends LuceneTestCase {
     "sorted.8.5.0",
     "sorted.8.5.1",
     "sorted.8.5.2",
-    "sorted.8.6.0"
+    "sorted.8.6.0",
+    "sorted.8.6.1"
   };
 
   public static String[] getOldSortedNames() {
diff --git a/lucene/backward-codecs/src/test/org/apache/lucene/index/index.8.6.1-cfs.zip b/lucene/backward-codecs/src/test/org/apache/lucene/index/index.8.6.1-cfs.zip
new file mode 100644
index 00000000000..476a0949365
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diff --git a/lucene/backward-codecs/src/test/org/apache/lucene/index/index.8.6.1-nocfs.zip b/lucene/backward-codecs/src/test/org/apache/lucene/index/index.8.6.1-nocfs.zip
new file mode 100644
index 00000000000..5b92d5413b4
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diff --git a/lucene/backward-codecs/src/test/org/apache/lucene/index/sorted.8.6.1.zip b/lucene/backward-codecs/src/test/org/apache/lucene/index/sorted.8.6.1.zip
new file mode 100644
index 00000000000..c0c1f90337b
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