diff --git a/.ci/java-versions.properties b/.ci/java-versions.properties
index f73122ee21a6b..e290bda773f68 100644
--- a/.ci/java-versions.properties
+++ b/.ci/java-versions.properties
@@ -13,7 +13,8 @@
 # build and test OpenSearch for this branch. Valid Java versions
 # are 'java' or 'openjdk' followed by the major release number.
 
-OPENSEARCH_BUILD_JAVA=openjdk11
+# See please https://docs.gradle.org/8.10/userguide/upgrading_version_8.html#minimum_daemon_jvm_version
+OPENSEARCH_BUILD_JAVA=openjdk17
 OPENSEARCH_RUNTIME_JAVA=java11
 GRADLE_TASK=build
 GRADLE_EXTRA_ARGS=
diff --git a/buildSrc/src/main/resources/minimumCompilerVersion b/buildSrc/src/main/resources/minimumCompilerVersion
index 8351c19397f4f..aabe6ec3909c9 100644
--- a/buildSrc/src/main/resources/minimumCompilerVersion
+++ b/buildSrc/src/main/resources/minimumCompilerVersion
@@ -1 +1 @@
-14
+21
diff --git a/buildSrc/src/main/resources/minimumRuntimeVersion b/buildSrc/src/main/resources/minimumRuntimeVersion
index b4de394767536..aabe6ec3909c9 100644
--- a/buildSrc/src/main/resources/minimumRuntimeVersion
+++ b/buildSrc/src/main/resources/minimumRuntimeVersion
@@ -1 +1 @@
-11
+21