diff --git a/.ci/bwcVersions b/.ci/bwcVersions
index 890beb10368d1..2053bbed47c62 100644
--- a/.ci/bwcVersions
+++ b/.ci/bwcVersions
@@ -81,3 +81,4 @@ BWC_VERSION:
   - "1.2.0"
   - "1.2.1"
   - "1.2.2"
+  - "1.2.3"
diff --git a/server/src/main/java/org/opensearch/Version.java b/server/src/main/java/org/opensearch/Version.java
index df96fc9654841..a5218840b6441 100644
--- a/server/src/main/java/org/opensearch/Version.java
+++ b/server/src/main/java/org/opensearch/Version.java
@@ -77,6 +77,7 @@ public class Version implements Comparable<Version>, ToXContentFragment {
     public static final Version V_1_2_0 = new Version(1020099, org.apache.lucene.util.Version.LUCENE_8_10_1);
     public static final Version V_1_2_1 = new Version(1020199, org.apache.lucene.util.Version.LUCENE_8_10_1);
     public static final Version V_1_2_2 = new Version(1020299, org.apache.lucene.util.Version.LUCENE_8_10_1);
+    public static final Version V_1_2_3 = new Version(1020399, org.apache.lucene.util.Version.LUCENE_8_10_1);
     public static final Version V_1_3_0 = new Version(1030099, org.apache.lucene.util.Version.LUCENE_8_10_1);
     public static final Version CURRENT = V_1_3_0;
 
diff --git a/server/src/test/java/org/opensearch/BuildTests.java b/server/src/test/java/org/opensearch/BuildTests.java
index 89a2184c11d64..4cac928119d32 100644
--- a/server/src/test/java/org/opensearch/BuildTests.java
+++ b/server/src/test/java/org/opensearch/BuildTests.java
@@ -179,7 +179,7 @@ public void testEqualsAndHashCode() {
         );
         assertNotEquals(build, differentSnapshot);
 
-        Build differentVersion = new Build(build.type(), build.hash(), build.date(), build.isSnapshot(), "1.2.3", build.getDistribution());
+        Build differentVersion = new Build(build.type(), build.hash(), build.date(), build.isSnapshot(), "0.1.2", build.getDistribution());
         assertNotEquals(build, differentVersion);
     }