diff --git a/build-tools-internal/version.properties b/build-tools-internal/version.properties
index a961a8a291a3e..f7e68ff1193a2 100644
--- a/build-tools-internal/version.properties
+++ b/build-tools-internal/version.properties
@@ -2,7 +2,7 @@ elasticsearch     = 7.17.10
 lucene            = 8.11.1
 
 bundled_jdk_vendor = openjdk
-bundled_jdk = 19.0.2+7@fdb695a9d9064ad6b064dc6df578380c
+bundled_jdk = 20+36@bdc68b4b9cbc4ebcb30745c85038d91d
 
 # optional dependencies
 spatial4j         = 0.7
diff --git a/docs/changelog/94600.yaml b/docs/changelog/94600.yaml
new file mode 100644
index 0000000000000..0646793027435
--- /dev/null
+++ b/docs/changelog/94600.yaml
@@ -0,0 +1,5 @@
+pr: 94600
+summary: Upgrade bundled JDK to Java 20
+area: Packaging
+type: upgrade
+issues: []
diff --git a/gradle/verification-metadata.xml b/gradle/verification-metadata.xml
index 4ffb23c7b038b..02fa365bddd21 100644
--- a/gradle/verification-metadata.xml
+++ b/gradle/verification-metadata.xml
@@ -1852,25 +1852,25 @@
             <sha256 value="cf39490fe042dba1b61d6e9a395095279a69e70086c8c8d5466d9926d80976d8" origin="Generated by Gradle"/>
          </artifact>
       </component>
-      <component group="openjdk_19" name="linux" version="19.0.2">
-         <artifact name="linux-19.0.2-aarch64.tar.gz">
-            <sha256 value="95728187b4b5607c49de751a209ecda6e04d9ed7cee603cf36f454239106527b" origin="Generated by Gradle"/>
+      <component group="openjdk_20" name="linux" version="20">
+         <artifact name="linux-20-aarch64.tar.gz">
+            <sha256 value="b671dd1513e7bd4f3de6b1424a90a4998997a67593bf259936d55f5e83e31959" origin="Generated by Gradle"/>
          </artifact>
-         <artifact name="linux-19.0.2-x64.tar.gz">
-            <sha256 value="34cf8d095cc071e9e10165f5c45023f96ec68397fdaabf6c64bfec1ffeee6198" origin="Generated by Gradle"/>
+         <artifact name="linux-20-x64.tar.gz">
+            <sha256 value="bb863b2d542976d1ae4b7b81af3e78b1e4247a64644350b552d298d8dc5980dc" origin="Generated by Gradle"/>
          </artifact>
       </component>
-      <component group="openjdk_19" name="macos" version="19.0.2">
-         <artifact name="macos-19.0.2-aarch64.tar.gz">
-            <sha256 value="4317442e14c5c2f4f698db0e41347df99d050a32137b2a02dfec28ed856577cc" origin="Generated by Gradle"/>
+      <component group="openjdk_20" name="macos" version="20">
+         <artifact name="macos-20-aarch64.tar.gz">
+            <sha256 value="d020f5c512c043cfb7119a591bc7e599a5bfd76d866d939f5562891d9db7c9b3" origin="Generated by Gradle"/>
          </artifact>
-         <artifact name="macos-19.0.2-x64.tar.gz">
-            <sha256 value="c57c7c511706738fff6540945e0159e97b8b328777e6460977dd64e00f4c2c0b" origin="Generated by Gradle"/>
+         <artifact name="macos-20-x64.tar.gz">
+            <sha256 value="47cf960d9bb89dbe987535a389f7e26c42de7c984ef5108612d77c81aa8cc6a4" origin="Generated by Gradle"/>
          </artifact>
       </component>
-      <component group="openjdk_19" name="windows" version="19.0.2">
-         <artifact name="windows-19.0.2-x64.zip">
-            <sha256 value="9f70eba3f2631674a2d7d3aa01150d697f68be16ad76662ff948d7fe1b4985d8" origin="Generated by Gradle"/>
+      <component group="openjdk_20" name="windows" version="20">
+         <artifact name="windows-20-x64.zip">
+            <sha256 value="c92fae5e42b9aecf444a66c8ec563c652f60b1e231dfdd33a4f5a3e3603058fb" origin="Generated by Gradle"/>
          </artifact>
       </component>
       <component group="org.abego.treelayout" name="org.abego.treelayout.core" version="1.0.3">