diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2daacf507c469..fae8686d1e45d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -22,6 +22,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 
 ### Changed
 - Updated the `indices.query.bool.max_clause_count` setting from being static to dynamically updateable ([#13568](https://github.com/opensearch-project/OpenSearch/pull/13568))
+- Make the class CommunityIdProcessor final ([#14448](https://github.com/opensearch-project/OpenSearch/pull/14448))
 
 ### Deprecated
 
diff --git a/modules/ingest-common/src/main/java/org/opensearch/ingest/common/CommunityIdProcessor.java b/modules/ingest-common/src/main/java/org/opensearch/ingest/common/CommunityIdProcessor.java
index c968fb2f6c2da..c84892971c87e 100644
--- a/modules/ingest-common/src/main/java/org/opensearch/ingest/common/CommunityIdProcessor.java
+++ b/modules/ingest-common/src/main/java/org/opensearch/ingest/common/CommunityIdProcessor.java
@@ -29,7 +29,7 @@
  * Processor that generating community id flow hash for the network flow tuples, the algorithm is defined in
  * <a href="https://github.com/corelight/community-id-spec">Community ID Flow Hashing</a>.
  */
-public class CommunityIdProcessor extends AbstractProcessor {
+public final class CommunityIdProcessor extends AbstractProcessor {
     public static final String TYPE = "community_id";
     // the version of the community id flow hashing algorithm
     private static final String COMMUNITY_ID_HASH_VERSION = "1";