diff --git a/CHANGELOG.md b/CHANGELOG.md
index 22c148a09d275..c393430f193df 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -45,6 +45,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 - Bump `netty` from 4.2.9.Final to 4.2.10.Final ([#20586](https://github.com/opensearch-project/OpenSearch/pull/20586))
 - Bump `reactor-netty` from 1.3.2 to 1.3.3 ([#20589](https://github.com/opensearch-project/OpenSearch/pull/20589))
 - Bump `reactor` from 3.8.2 to 3.8.3 ([#20589](https://github.com/opensearch-project/OpenSearch/pull/20589))
+- Bump `org.jruby.jcodings:jcodings` from 1.0.63 to 1.0.64 ([#20713](https://github.com/opensearch-project/OpenSearch/pull/20713))
 - Bump `org.jruby.joni:joni` from 2.2.3 to 2.2.6 ([#20714](https://github.com/opensearch-project/OpenSearch/pull/20714))
 - Bump `tj-actions/changed-files` from 47.0.1 to 47.0.4 ([#20638](https://github.com/opensearch-project/OpenSearch/pull/20638), [#20716](https://github.com/opensearch-project/OpenSearch/pull/20716))
 - Bump `com.nimbusds:nimbus-jose-jwt` from 10.7 to 10.8 ([#20715](https://github.com/opensearch-project/OpenSearch/pull/20715))
diff --git a/libs/grok/build.gradle b/libs/grok/build.gradle
index a23f518ee9c5a..6c252a726d03a 100644
--- a/libs/grok/build.gradle
+++ b/libs/grok/build.gradle
@@ -31,7 +31,7 @@
 dependencies {
   api 'org.jruby.joni:joni:2.2.6'
   // joni dependencies:
-  api 'org.jruby.jcodings:jcodings:1.0.63'
+  api 'org.jruby.jcodings:jcodings:1.0.64'
 
   testImplementation(project(":test:framework")) {
     exclude group: 'org.opensearch', module: 'opensearch-grok'
diff --git a/libs/grok/licenses/jcodings-1.0.63.jar.sha1 b/libs/grok/licenses/jcodings-1.0.63.jar.sha1
deleted file mode 100644
index 244c6685e0b52..0000000000000
--- a/libs/grok/licenses/jcodings-1.0.63.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-b8c386790e72f0bad666c8f1a8af12d0528992e0
\ No newline at end of file
diff --git a/libs/grok/licenses/jcodings-1.0.64.jar.sha1 b/libs/grok/licenses/jcodings-1.0.64.jar.sha1
new file mode 100644
index 0000000000000..da9587de5dfcf
--- /dev/null
+++ b/libs/grok/licenses/jcodings-1.0.64.jar.sha1
@@ -0,0 +1 @@
+eb57d6681922cb38776e1e9c59e068f1efa42df3
\ No newline at end of file