diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6ccca0c7f4989..b6bdbafb0fe59 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -107,6 +107,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 - Bump `io.projectreactor.netty:reactor-netty-http` from 1.1.8 to 1.1.9 ([#9147](https://github.com/opensearch-project/OpenSearch/pull/9147))
 - Bump `org.apache.maven:maven-model` from 3.9.3 to 3.9.4 ([#9148](https://github.com/opensearch-project/OpenSearch/pull/9148))
 - Bump `com.azure:azure-storage-blob` from 12.22.3 to 12.23.0 ([#9231](https://github.com/opensearch-project/OpenSearch/pull/9231))
+- Bump `com.diffplug.spotless` from 6.19.0 to 6.20.0 ([#9227](https://github.com/opensearch-project/OpenSearch/pull/9227))
 
 ### Changed
 - Perform aggregation postCollection in ContextIndexSearcher after searching leaves ([#8303](https://github.com/opensearch-project/OpenSearch/pull/8303))
diff --git a/build.gradle b/build.gradle
index 4d85638270eca..eef5d6d5b442c 100644
--- a/build.gradle
+++ b/build.gradle
@@ -54,7 +54,7 @@ plugins {
   id 'lifecycle-base'
   id 'opensearch.docker-support'
   id 'opensearch.global-build-info'
-  id "com.diffplug.spotless" version "6.19.0" apply false
+  id "com.diffplug.spotless" version "6.20.0" apply false
   id "org.gradle.test-retry" version "1.5.4" apply false
   id "test-report-aggregation"
   id 'jacoco-report-aggregation'