diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4fe55d2dc8263..3cde77bec239e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,7 @@ Inspired from [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 ### Added
 ### Dependencies
 - Bump `netty` from 4.1.108.Final to 4.1.109.Final ([#13233](https://github.com/opensearch-project/OpenSearch/pull/13233))
+- OpenJDK Update (April 2024 Patch releases), update to Eclipse Temurin 11.0.23+9 ([#13406](https://github.com/opensearch-project/OpenSearch/pull/13406))
 
 ### Changed
 ### Deprecated
diff --git a/buildSrc/src/main/java/org/opensearch/gradle/test/DistroTestPlugin.java b/buildSrc/src/main/java/org/opensearch/gradle/test/DistroTestPlugin.java
index 02d4c7b23bd9b..1f8ee2764684d 100644
--- a/buildSrc/src/main/java/org/opensearch/gradle/test/DistroTestPlugin.java
+++ b/buildSrc/src/main/java/org/opensearch/gradle/test/DistroTestPlugin.java
@@ -75,9 +75,9 @@
 import java.util.stream.Stream;
 
 public class DistroTestPlugin implements Plugin<Project> {
-    private static final String SYSTEM_JDK_VERSION = "8u402-b06";
+    private static final String SYSTEM_JDK_VERSION = "8u412-b08";
     private static final String SYSTEM_JDK_VENDOR = "adoptium";
-    private static final String GRADLE_JDK_VERSION = "11.0.22+7";
+    private static final String GRADLE_JDK_VERSION = "11.0.23+9";
     private static final String GRADLE_JDK_VENDOR = "adoptium";
 
     // all distributions used by distro tests. this is temporary until tests are per distribution
diff --git a/buildSrc/version.properties b/buildSrc/version.properties
index b488b2f1a365f..02b3d47fe5041 100644
--- a/buildSrc/version.properties
+++ b/buildSrc/version.properties
@@ -2,7 +2,7 @@ opensearch        = 1.4.0
 lucene            = 8.10.1
 
 bundled_jdk_vendor = adoptium
-bundled_jdk = 11.0.22+7
+bundled_jdk = 11.0.23+9
 
 # optional dependencies
 spatial4j         = 0.7
diff --git a/server/src/test/java/org/opensearch/common/time/DateUtilsTests.java b/server/src/test/java/org/opensearch/common/time/DateUtilsTests.java
index d9662d1de9e0c..98a79f3ca38dc 100644
--- a/server/src/test/java/org/opensearch/common/time/DateUtilsTests.java
+++ b/server/src/test/java/org/opensearch/common/time/DateUtilsTests.java
@@ -58,7 +58,7 @@
 import static org.hamcrest.Matchers.is;
 
 public class DateUtilsTests extends OpenSearchTestCase {
-    private static final Set<String> IGNORE = new HashSet<>(Arrays.asList("America/Ciudad_Juarez"));
+    private static final Set<String> IGNORE = new HashSet<>(Arrays.asList("Antarctica/Vostok"));
 
     public void testTimezoneIds() {
         assertNull(DateUtils.dateTimeZoneToZoneId(null));