diff --git a/.ci/bwcVersions b/.ci/bwcVersions
index c2027096b6867..bba1c808db660 100644
--- a/.ci/bwcVersions
+++ b/.ci/bwcVersions
@@ -44,6 +44,7 @@ BWC_VERSION:
   - "6.8.12"
   - "6.8.13"
   - "6.8.14"
+  - "6.8.15"
   - "7.0.0"
   - "7.0.1"
   - "7.1.0"
diff --git a/server/src/main/java/org/elasticsearch/Version.java b/server/src/main/java/org/elasticsearch/Version.java
index 08768efc603c2..868783549db2c 100644
--- a/server/src/main/java/org/elasticsearch/Version.java
+++ b/server/src/main/java/org/elasticsearch/Version.java
@@ -122,6 +122,7 @@ public class Version implements Comparable<Version>, ToXContentFragment {
     public static final Version V_6_8_12 = new Version(6081299, LUCENE_7_7_3);
     public static final Version V_6_8_13 = new Version(6081399, LUCENE_7_7_3);
     public static final Version V_6_8_14 = new Version(6081499, LUCENE_7_7_3);
+    public static final Version V_6_8_15 = new Version(6081599, org.apache.lucene.util.Version.LUCENE_7_7_3);
     public static final Version V_7_0_0 = new Version(7000099, org.apache.lucene.util.Version.LUCENE_8_0_0);
     public static final Version V_7_0_1 = new Version(7000199, org.apache.lucene.util.Version.LUCENE_8_0_0);
     public static final Version V_7_1_0 = new Version(7010099, org.apache.lucene.util.Version.LUCENE_8_0_0);