diff --git a/build-tools-internal/src/main/java/org/elasticsearch/gradle/internal/toolchain/AdoptiumJdkToolchainResolver.java b/build-tools-internal/src/main/java/org/elasticsearch/gradle/internal/toolchain/AdoptiumJdkToolchainResolver.java
index 89a40711c9a19..0270ee22ca8c5 100644
--- a/build-tools-internal/src/main/java/org/elasticsearch/gradle/internal/toolchain/AdoptiumJdkToolchainResolver.java
+++ b/build-tools-internal/src/main/java/org/elasticsearch/gradle/internal/toolchain/AdoptiumJdkToolchainResolver.java
@@ -11,6 +11,7 @@
 import com.fasterxml.jackson.databind.JsonNode;
 import com.fasterxml.jackson.databind.ObjectMapper;
 
+import org.apache.commons.compress.utils.Lists;
 import org.gradle.jvm.toolchain.JavaLanguageVersion;
 import org.gradle.jvm.toolchain.JavaToolchainDownload;
 import org.gradle.jvm.toolchain.JavaToolchainRequest;
@@ -20,17 +21,17 @@
 import java.io.IOException;
 import java.net.URI;
 import java.net.URL;
+import java.util.Comparator;
 import java.util.Map;
 import java.util.Optional;
 import java.util.concurrent.ConcurrentHashMap;
-import java.util.stream.StreamSupport;
 
 import static org.gradle.jvm.toolchain.JavaToolchainDownload.fromUri;
 
 public abstract class AdoptiumJdkToolchainResolver extends AbstractCustomJavaToolchainResolver {
 
     // package protected for better testing
-    final Map<AdoptiumVersionRequest, Optional<String>> CACHED_RELEASES = new ConcurrentHashMap<>();
+    final Map<AdoptiumVersionRequest, Optional<AdoptiumVersionInfo>> CACHED_SEMVERS = new ConcurrentHashMap<>();
 
     @Override
     public Optional<JavaToolchainDownload> resolve(JavaToolchainRequest request) {
@@ -38,7 +39,7 @@ public Optional<JavaToolchainDownload> resolve(JavaToolchainRequest request) {
             return Optional.empty();
         }
         AdoptiumVersionRequest versionRequestKey = toVersionRequest(request);
-        Optional<String> versionInfo = CACHED_RELEASES.computeIfAbsent(
+        Optional<AdoptiumVersionInfo> versionInfo = CACHED_SEMVERS.computeIfAbsent(
             versionRequestKey,
             (r) -> resolveAvailableVersion(versionRequestKey)
         );
@@ -53,12 +54,12 @@ private AdoptiumVersionRequest toVersionRequest(JavaToolchainRequest request) {
         return new AdoptiumVersionRequest(platform, arch, javaLanguageVersion);
     }
 
-    private Optional<String> resolveAvailableVersion(AdoptiumVersionRequest requestKey) {
+    private Optional<AdoptiumVersionInfo> resolveAvailableVersion(AdoptiumVersionRequest requestKey) {
         ObjectMapper mapper = new ObjectMapper();
         try {
             int languageVersion = requestKey.languageVersion.asInt();
             URL source = new URL(
-                "https://api.adoptium.net/v3/info/release_names?architecture="
+                "https://api.adoptium.net/v3/info/release_versions?architecture="
                     + requestKey.arch
                     + "&image_type=jdk&os="
                     + requestKey.platform
@@ -70,8 +71,14 @@ private Optional<String> resolveAvailableVersion(AdoptiumVersionRequest requestK
                     + ")"
             );
             JsonNode jsonNode = mapper.readTree(source);
-            JsonNode versionsNode = jsonNode.get("releases");
-            return StreamSupport.stream(versionsNode.spliterator(), false).map(JsonNode::textValue).findFirst();
+            JsonNode versionsNode = jsonNode.get("versions");
+            return Optional.of(
+                Lists.newArrayList(versionsNode.iterator())
+                    .stream()
+                    .map(this::toVersionInfo)
+                    .max(Comparator.comparing(AdoptiumVersionInfo::semver))
+                    .get()
+            );
         } catch (FileNotFoundException e) {
             // request combo not supported (e.g. aarch64 + windows
             return Optional.empty();
@@ -80,10 +87,21 @@ private Optional<String> resolveAvailableVersion(AdoptiumVersionRequest requestK
         }
     }
 
-    private URI resolveDownloadURI(AdoptiumVersionRequest request, String version) {
+    private AdoptiumVersionInfo toVersionInfo(JsonNode node) {
+        return new AdoptiumVersionInfo(
+            node.get("build").asInt(),
+            node.get("major").asInt(),
+            node.get("minor").asInt(),
+            node.get("openjdk_version").asText(),
+            node.get("security").asInt(),
+            node.get("semver").asText()
+        );
+    }
+
+    private URI resolveDownloadURI(AdoptiumVersionRequest request, AdoptiumVersionInfo versionInfo) {
         return URI.create(
-            "https://api.adoptium.net/v3/binary/version/"
-                + version
+            "https://api.adoptium.net/v3/binary/version/jdk-"
+                + versionInfo.semver
                 + "/"
                 + request.platform
                 + "/"
@@ -100,5 +118,7 @@ private boolean requestIsSupported(JavaToolchainRequest request) {
         return anyVendorOr(request.getJavaToolchainSpec().getVendor().get(), JvmVendorSpec.ADOPTIUM);
     }
 
+    record AdoptiumVersionInfo(int build, int major, int minor, String openjdkVersion, int security, String semver) {}
+
     record AdoptiumVersionRequest(String platform, String arch, JavaLanguageVersion languageVersion) {}
 }
diff --git a/build-tools-internal/src/main/java/org/elasticsearch/gradle/internal/toolchain/OracleOpenJdkToolchainResolver.java b/build-tools-internal/src/main/java/org/elasticsearch/gradle/internal/toolchain/OracleOpenJdkToolchainResolver.java
index 162895fd486cf..818cb040c172e 100644
--- a/build-tools-internal/src/main/java/org/elasticsearch/gradle/internal/toolchain/OracleOpenJdkToolchainResolver.java
+++ b/build-tools-internal/src/main/java/org/elasticsearch/gradle/internal/toolchain/OracleOpenJdkToolchainResolver.java
@@ -39,7 +39,11 @@ record JdkBuild(JavaLanguageVersion languageVersion, String version, String buil
     );
 
     // package private so it can be replaced by tests
-    List<JdkBuild> builds = List.of(getBundledJdkBuild());
+    List<JdkBuild> builds = List.of(
+        getBundledJdkBuild(),
+        // 22 release candidate
+        new JdkBuild(JavaLanguageVersion.of(22), "22", "36", "830ec9fcccef480bb3e73fb7ecafe059")
+    );
 
     private JdkBuild getBundledJdkBuild() {
         String bundledJdkVersion = VersionProperties.getBundledJdkVersion();
diff --git a/build-tools-internal/src/test/groovy/org/elasticsearch/gradle/internal/toolchain/AdoptiumJdkToolchainResolverSpec.groovy b/build-tools-internal/src/test/groovy/org/elasticsearch/gradle/internal/toolchain/AdoptiumJdkToolchainResolverSpec.groovy
index fe4a644ddfc1d..6383d577f027f 100644
--- a/build-tools-internal/src/test/groovy/org/elasticsearch/gradle/internal/toolchain/AdoptiumJdkToolchainResolverSpec.groovy
+++ b/build-tools-internal/src/test/groovy/org/elasticsearch/gradle/internal/toolchain/AdoptiumJdkToolchainResolverSpec.groovy
@@ -11,6 +11,7 @@ package org.elasticsearch.gradle.internal.toolchain
 import org.gradle.api.services.BuildServiceParameters
 import org.gradle.jvm.toolchain.JavaLanguageVersion
 import org.gradle.jvm.toolchain.JavaToolchainResolver
+import org.gradle.platform.OperatingSystem
 
 import static org.elasticsearch.gradle.internal.toolchain.AbstractCustomJavaToolchainResolver.toArchString
 import static org.elasticsearch.gradle.internal.toolchain.AbstractCustomJavaToolchainResolver.toOsString
@@ -37,7 +38,12 @@ class AdoptiumJdkToolchainResolverSpec extends AbstractToolchainResolverSpec {
                     toOsString(it[2], it[1]),
                     toArchString(it[3]),
                     languageVersion);
-            resolver.CACHED_RELEASES.put(request, Optional.of('jdk-' + languageVersion.asInt() + '.1.1.1+37.1'))
+            resolver.CACHED_SEMVERS.put(request, Optional.of(new AdoptiumJdkToolchainResolver.AdoptiumVersionInfo(languageVersion.asInt(),
+                    1,
+                    1,
+                    "" + languageVersion.asInt() + ".1.1.1+37",
+                    0, "" + languageVersion.asInt() + ".1.1.1+37.1"
+            )))
 
         }
         return resolver