diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0ef489ffcd80b..b5ab33dfffff4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -49,6 +49,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 - Bump `opentelemetry-semconv` from 1.26.0-alpha to 1.27.0-alpha ([#15361](https://github.com/opensearch-project/OpenSearch/pull/15361))
 - Bump `tj-actions/changed-files` from 44 to 45 ([#15422](https://github.com/opensearch-project/OpenSearch/pull/15422))
 - Bump `com.netflix.nebula.ospackage-base` from 11.9.1 to 11.10.0 ([#15419](https://github.com/opensearch-project/OpenSearch/pull/15419))
+- Bump `org.roaringbitmap:RoaringBitmap` from 1.1.0 to 1.2.1 ([#15423](https://github.com/opensearch-project/OpenSearch/pull/15423))
 
 ### Changed
 - Add lower limit for primary and replica batch allocators timeout ([#14979](https://github.com/opensearch-project/OpenSearch/pull/14979))
diff --git a/server/build.gradle b/server/build.gradle
index 1634d91346e71..a96ff29e6fdd5 100644
--- a/server/build.gradle
+++ b/server/build.gradle
@@ -126,7 +126,7 @@ dependencies {
   api "jakarta.annotation:jakarta.annotation-api:${versions.jakarta_annotation}"
 
   // https://mvnrepository.com/artifact/org.roaringbitmap/RoaringBitmap
-  implementation 'org.roaringbitmap:RoaringBitmap:1.1.0'
+  implementation 'org.roaringbitmap:RoaringBitmap:1.2.1'
 
   testImplementation(project(":test:framework")) {
     // tests use the locally compiled version of server
diff --git a/server/licenses/RoaringBitmap-1.1.0.jar.sha1 b/server/licenses/RoaringBitmap-1.1.0.jar.sha1
deleted file mode 100644
index bf34e11b92710..0000000000000
--- a/server/licenses/RoaringBitmap-1.1.0.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-9607213861158ae7060234d93ee9c9cb19f494d1
\ No newline at end of file
diff --git a/server/licenses/RoaringBitmap-1.2.1.jar.sha1 b/server/licenses/RoaringBitmap-1.2.1.jar.sha1
new file mode 100644
index 0000000000000..ef8cd48c7a388
--- /dev/null
+++ b/server/licenses/RoaringBitmap-1.2.1.jar.sha1
@@ -0,0 +1 @@
+828eb489b5e8c8762f2471010e9c7f20c7de596d
\ No newline at end of file