diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4fa5652ccc7eb..26b17221fe304 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -41,6 +41,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 - Bump netty from 4.1.121.Final to 4.1.124.Final ([#19103](https://github.com/opensearch-project/OpenSearch/pull/19103))
 - Bump google cloud storage from 1.113.1 to 2.55.0 ([#4547](https://github.com/opensearch-project/OpenSearch/pull/4547))
 - Bump `com.google.auth:google-auth-library-oauth2-http` from 1.37.1 to 1.38.0 ([#19144](https://github.com/opensearch-project/OpenSearch/pull/19144))
+- Bump `com.squareup.okio:okio` from 3.15.0 to 3.16.0 ([#19146](https://github.com/opensearch-project/OpenSearch/pull/19146))
 
 ### Deprecated
 
diff --git a/test/fixtures/hdfs-fixture/build.gradle b/test/fixtures/hdfs-fixture/build.gradle
index bba7fb9f51857..91dd493a635d1 100644
--- a/test/fixtures/hdfs-fixture/build.gradle
+++ b/test/fixtures/hdfs-fixture/build.gradle
@@ -90,6 +90,6 @@ dependencies {
   runtimeOnly("com.squareup.okhttp3:okhttp:5.1.0") {
     exclude group: "com.squareup.okio"
   }
-  runtimeOnly "com.squareup.okio:okio:3.15.0"
+  runtimeOnly "com.squareup.okio:okio:3.16.0"
   runtimeOnly "org.xerial.snappy:snappy-java:1.1.10.8"
 }