diff --git a/server/src/main/java/org/opensearch/action/admin/cluster/node/stats/NodeStats.java b/server/src/main/java/org/opensearch/action/admin/cluster/node/stats/NodeStats.java
index 3d37056956c69..874713b51d627 100644
--- a/server/src/main/java/org/opensearch/action/admin/cluster/node/stats/NodeStats.java
+++ b/server/src/main/java/org/opensearch/action/admin/cluster/node/stats/NodeStats.java
@@ -215,8 +215,7 @@ public NodeStats(StreamInput in) throws IOException {
         } else {
             resourceUsageStats = null;
         }
-        // TODO: change to V_2_12_0 on main after backport to 2.x
-        if (in.getVersion().onOrAfter(Version.V_3_0_0)) {
+        if (in.getVersion().onOrAfter(Version.V_2_12_0)) {
             segmentReplicationRejectionStats = in.readOptionalWriteable(SegmentReplicationRejectionStats::new);
         } else {
             segmentReplicationRejectionStats = null;
@@ -431,6 +430,7 @@ public SegmentReplicationRejectionStats getSegmentReplicationRejectionStats() {
         return segmentReplicationRejectionStats;
     }
 
+    @Nullable
     public RepositoriesStats getRepositoriesStats() {
         return repositoriesStats;
     }
@@ -481,8 +481,7 @@ public void writeTo(StreamOutput out) throws IOException {
         if (out.getVersion().onOrAfter(Version.V_2_12_0)) {
             out.writeOptionalWriteable(resourceUsageStats);
         }
-        // TODO: change to V_2_12_0 on main after backport to 2.x
-        if (out.getVersion().onOrAfter(Version.V_3_0_0)) {
+        if (out.getVersion().onOrAfter(Version.V_2_12_0)) {
             out.writeOptionalWriteable(segmentReplicationRejectionStats);
         }
         if (out.getVersion().onOrAfter(Version.V_2_12_0)) {
diff --git a/server/src/main/java/org/opensearch/index/SegmentReplicationRejectionStats.java b/server/src/main/java/org/opensearch/index/SegmentReplicationRejectionStats.java
index 9f9f150ebe2d7..492f253bbcb7c 100644
--- a/server/src/main/java/org/opensearch/index/SegmentReplicationRejectionStats.java
+++ b/server/src/main/java/org/opensearch/index/SegmentReplicationRejectionStats.java
@@ -34,8 +34,7 @@ public SegmentReplicationRejectionStats(final long totalRejectionCount) {
     }
 
     public SegmentReplicationRejectionStats(StreamInput in) throws IOException {
-        // TODO: change to V_2_12_0 on main after backport to 2.x
-        if (in.getVersion().onOrAfter(Version.V_3_0_0)) {
+        if (in.getVersion().onOrAfter(Version.V_2_12_0)) {
             this.totalRejectionCount = in.readVLong();
         }
     }
@@ -53,8 +52,7 @@ public XContentBuilder toXContent(XContentBuilder builder, Params params) throws
 
     @Override
     public void writeTo(StreamOutput out) throws IOException {
-        // TODO: change to V_2_12_0 on main after backport to 2.x
-        if (out.getVersion().onOrAfter(Version.V_3_0_0)) {
+        if (out.getVersion().onOrAfter(Version.V_2_12_0)) {
             out.writeVLong(totalRejectionCount);
         }
     }