diff --git a/server/src/main/java/org/opensearch/action/admin/indices/stats/CommonStatsFlags.java b/server/src/main/java/org/opensearch/action/admin/indices/stats/CommonStatsFlags.java
index 58105908fdb3e..18f24e24d4759 100644
--- a/server/src/main/java/org/opensearch/action/admin/indices/stats/CommonStatsFlags.java
+++ b/server/src/main/java/org/opensearch/action/admin/indices/stats/CommonStatsFlags.java
@@ -98,13 +98,13 @@ public CommonStatsFlags(StreamInput in) throws IOException {
         includeUnloadedSegments = in.readBoolean();
         includeAllShardIndexingPressureTrackers = in.readBoolean();
         includeOnlyTopIndexingPressureMetrics = in.readBoolean();
+        if (in.getVersion().onOrAfter(Version.V_2_16_0)) {
+            optimizeNodeIndicesStatsOnLevel = in.readOptionalBoolean();
+        }
         if (in.getVersion().onOrAfter(Version.V_2_14_0)) {
             includeCaches = in.readEnumSet(CacheType.class);
             levels = in.readStringArray();
         }
-        if (in.getVersion().onOrAfter(Version.V_2_16_0)) {
-            optimizeNodeIndicesStatsOnLevel = in.readOptionalBoolean();
-        }
     }
 
     @Override
@@ -125,13 +125,13 @@ public void writeTo(StreamOutput out) throws IOException {
         out.writeBoolean(includeUnloadedSegments);
         out.writeBoolean(includeAllShardIndexingPressureTrackers);
         out.writeBoolean(includeOnlyTopIndexingPressureMetrics);
+        if (out.getVersion().onOrAfter(Version.V_2_16_0)) {
+            out.writeOptionalBoolean(optimizeNodeIndicesStatsOnLevel);
+        }
         if (out.getVersion().onOrAfter(Version.V_2_14_0)) {
             out.writeEnumSet(includeCaches);
             out.writeStringArrayNullable(levels);
         }
-        if (out.getVersion().onOrAfter(Version.V_2_16_0)) {
-            out.writeOptionalBoolean(optimizeNodeIndicesStatsOnLevel);
-        }
     }
 
     /**