diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4814395ae6..1b8e3260a0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -14,6 +14,7 @@ Inspired from [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 - Bumps `grgit-gradle` from 4.0.1 to 5.0.0
 - Update Jackson to 2.14.0 ([#259](https://github.com/opensearch-project/opensearch-java/pull/259))
 - Bumps `Jackson` from 2.14.1 to 2.14.2 ([#357](https://github.com/opensearch-project/opensearch-java/pull/357))
+- Bumps `classgraph` from 4.8.149 to 4.8.156 ([#395](https://github.com/opensearch-project/opensearch-java/pull/395))
 
 ### Changed
 - Update literature around changelog contributions in CONTRIBUTING.md ([#242](https://github.com/opensearch-project/opensearch-java/pull/242))
diff --git a/java-client/build.gradle.kts b/java-client/build.gradle.kts
index 2ca2af6506..c9dedde6c1 100644
--- a/java-client/build.gradle.kts
+++ b/java-client/build.gradle.kts
@@ -186,7 +186,7 @@ dependencies {
     implementation("org.eclipse", "yasson", "2.0.2")
 
     // https://github.com/classgraph/classgraph
-    testImplementation("io.github.classgraph:classgraph:4.8.149")
+    testImplementation("io.github.classgraph:classgraph:4.8.156")
 
     // Eclipse 1.0
     testImplementation("junit", "junit" , "4.13.2") {