diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6208b1ca2abc2..240ac07511a33 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,11 +7,6 @@ Inspired from [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 ### Added
 ### Dependencies
 - OpenJDK Update (April 2024 Patch releases), update to Eclipse Temurin 11.0.23+9 ([#13406](https://github.com/opensearch-project/OpenSearch/pull/13406))
-- [Backport] Bump `org.bouncycastle:bcpkix-jdk15to18` from 1.75 to 1.76 ([10219](https://github.com/opensearch-project/OpenSearch/pull/10219))
-- [Backport] Bump `org.bouncycastle:bcprov-jdk15to18` to `org.bouncycastle:bcprov-jdk18on` version 1.77 ([#12317](https://github.com/opensearch-project/OpenSearch/pull/12317))
-- [Backport] Bump `org.bouncycastle:bcmail-jdk15to18` to `org.bouncycastle:bcmail-jdk18on` version 1.77 ([#12317](https://github.com/opensearch-project/OpenSearch/pull/12317))
-- [Backport] Bump `org.bouncycastle:bcpkix-jdk15to18` to `org.bouncycastle:bcpkix-jdk18on` version 1.77 ([#12317](https://github.com/opensearch-project/OpenSearch/pull/12317))
-- [Backport] Bump bouncycastle from 1.77 to 1.78 ([#13243](https://github.com/opensearch-project/OpenSearch/pull/13243))
 
 ### Changed
 ### Deprecated
diff --git a/buildSrc/build.gradle b/buildSrc/build.gradle
index 3da274ef4244f..89eb11885a0b9 100644
--- a/buildSrc/build.gradle
+++ b/buildSrc/build.gradle
@@ -135,10 +135,10 @@ dependencies {
   api 'org.apache.maven:maven-model:3.6.2'
   api 'com.networknt:json-schema-validator:1.0.36'
   api "com.fasterxml.jackson.core:jackson-databind:${props.getProperty('jackson_databind')}"
-  api "org.bouncycastle:bcprov-jdk15to18:${props.getProperty('bouncycastle')}"
-  api "org.bouncycastle:bcpkix-jdk15to18:${props.getProperty('bouncycastle')}"
-  api "org.bouncycastle:bcpg-jdk15to18:${props.getProperty('bouncycastle')}"
-  api "org.bouncycastle:bcutil-jdk15to18:${props.getProperty('bouncycastle')}"
+  api "org.bouncycastle:bcprov-jdk18on:${props.getProperty('bouncycastle')}"
+  api "org.bouncycastle:bcpkix-jdk18on:${props.getProperty('bouncycastle')}"
+  api "org.bouncycastle:bcpg-jdk18on:${props.getProperty('bouncycastle')}"
+  api "org.bouncycastle:bcutil-jdk18on:${props.getProperty('bouncycastle')}"
 
   testFixturesApi "junit:junit:${props.getProperty('junit')}"
   testFixturesApi "com.carrotsearch.randomizedtesting:randomizedtesting-runner:${props.getProperty('randomizedrunner')}"
diff --git a/buildSrc/version.properties b/buildSrc/version.properties
index 40f041db02592..e81f527f32397 100644
--- a/buildSrc/version.properties
+++ b/buildSrc/version.properties
@@ -35,7 +35,7 @@ jetty             = 9.4.53.v20231009
 # when updating this version, you need to ensure compatibility with:
 #  - plugins/ingest-attachment (transitive dependency, check the upstream POM)
 #  - distribution/tools/plugin-cli
-bouncycastle=1.78
+bouncycastle=1.78.1
 # test dependencies
 randomizedrunner  = 2.7.1
 junit             = 4.13.2
diff --git a/client/rest/licenses/bcprov-jdk18on-1.78.jar.sha1 b/client/rest/licenses/bcprov-jdk18on-1.78.jar.sha1
deleted file mode 100644
index 47fb5fd5e5f5d..0000000000000
--- a/client/rest/licenses/bcprov-jdk18on-1.78.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-619aafb92dc0b4c6cc4cf86c487ca48ee2d67a8e
\ No newline at end of file
diff --git a/client/rest/licenses/bcprov-jdk18on-LICENSE.txt b/client/rest/licenses/bcprov-jdk18on-LICENSE.txt
deleted file mode 100644
index 9f27bafe96885..0000000000000
--- a/client/rest/licenses/bcprov-jdk18on-LICENSE.txt
+++ /dev/null
@@ -1,22 +0,0 @@
-The MIT License (MIT)
-
-Copyright (c) 2000 - 2013 The Legion of the Bouncy Castle Inc.
-                          (http://www.bouncycastle.org)
-
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is
-furnished to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
-THE SOFTWARE.
diff --git a/client/rest/licenses/bcprov-jdk18on-NOTICE.txt b/client/rest/licenses/bcprov-jdk18on-NOTICE.txt
deleted file mode 100644
index e69de29bb2d1d..0000000000000
diff --git a/release-notes/opensearch.release-notes-1.3.17.md b/release-notes/opensearch.release-notes-1.3.17.md
new file mode 100644
index 0000000000000..59d8b0060f4cf
--- /dev/null
+++ b/release-notes/opensearch.release-notes-1.3.17.md
@@ -0,0 +1,8 @@
+## 2024-05-01 Version 1.3.17 Release Notes
+
+### Upgrades
+- Bump `org.bouncycastle:bcpkix-jdk15to18` from 1.75 to 1.76 ([10219](https://github.com/opensearch-project/OpenSearch/pull/10219))
+- Bump `org.bouncycastle:bcprov-jdk15to18` to `org.bouncycastle:bcprov-jdk18on` version 1.77 ([#12317](https://github.com/opensearch-project/OpenSearch/pull/12317))
+- Bump `org.bouncycastle:bcmail-jdk15to18` to `org.bouncycastle:bcmail-jdk18on` version 1.77 ([#12317](https://github.com/opensearch-project/OpenSearch/pull/12317))
+- Bump `org.bouncycastle:bcpkix-jdk15to18` to `org.bouncycastle:bcpkix-jdk18on` version 1.77 ([#12317](https://github.com/opensearch-project/OpenSearch/pull/12317))
+- Bump BouncyCastle from 1.77 to 1.78 ([#13243](https://github.com/opensearch-project/OpenSearch/pull/13243))