@@ -233,7 +233,7 @@ Additional distribution notes:
 | --- | --- |
 | Major version | `8`, `11`, `17`, `21`, `25` |
 | Specific feature or patch version | `11.0`, `11.0.4`, `17.0`, `8.0.282+8` |
-| JEP 322 multi-field versions | `11.0.9.1`, `18.0.1.1` |
+| JEP 322 multi-field versions | `11.0.9.1`, `18.0.1.1`, `26.0.2.1+1` |
 | Early access | `15-ea`, `15.0.0-ea`, `27-ea` |
 | Latest stable GA release | `latest` |
 
 
@@ -1758,6 +1758,8 @@ describe('normalizeVersion', () => {
     ['11.0.9.1', {version: '11.0.9+1', stable: true, latest: false}],
     ['12.0.2.1.0', {version: '12.0.2+1.0', stable: true, latest: false}],
     ['18.0.1.1-ea', {version: '18.0.1+1', stable: false, latest: false}],
+    ['26.0.2.1+1', {version: '26.0.2+1.1', stable: true, latest: false}],
+    ['25.0.4.1+1', {version: '25.0.4+1.1', stable: true, latest: false}],
     ['latest', {version: 'x', stable: true, latest: true}],
     ['LATEST', {version: 'x', stable: true, latest: true}],
     ['  Latest  ', {version: 'x', stable: true, latest: true}]
 
@@ -82,7 +82,7 @@ describe('getJavaDistribution', () => {
     );
   });
 
-  it.each(['8', '23.x', '23.0.1.1', '<24'])(
+  it.each(['8', '23.x', '23.0.1.1', '23.0.1.1+1', '<24'])(
     "rejects Temurin java-package 'jdk+jmods' for version %s",
     async version => {
       await expect(
@@ -96,7 +96,7 @@ describe('getJavaDistribution', () => {
     }
   );
 
-  it.each(['24', '24.0.1.1', '25-ea', '>=21', 'latest'])(
+  it.each(['24', '24.0.1.1', '25.0.4.1+1', '25-ea', '>=21', 'latest'])(
     "accepts Temurin java-package 'jdk+jmods' for version %s",
     async version => {
       expect(
 
@@ -378,6 +378,97 @@ describe('findPackageForDownload', () => {
     expect(resolvedVersion.version).toBe('16.0.2+7');
   });
 
+  describe('OpenJDK patch (respin) versions', () => {
+    const makeRelease = (
+      semverVersion: string,
+      openjdkVersion: string,
+      versionData: Record<string, number>
+    ) => ({
+      binaries: [
+        {
+          package: {
+            link: `https://example.com/${openjdkVersion}.tar.gz`,
+            checksum: `checksum-${openjdkVersion}`,
+            checksum_link: `https://example.com/${openjdkVersion}.sha256.txt`
+          }
+        }
+      ],
+      version_data: {
+        semver: semverVersion,
+        openjdk_version: openjdkVersion,
+        minor: 0,
+        ...versionData
+      }
+    });
+
+    const respinManifest = [
+      makeRelease('26.0.2+101', '26.0.2.1+1', {
+        major: 26,
+        security: 2,
+        patch: 1,
+        build: 1
+      }),
+      makeRelease('26.0.2+10', '26.0.2+10', {
+        major: 26,
+        security: 2,
+        build: 10
+      }),
+      makeRelease('25.0.4+101.0.LTS', '25.0.4.1+1-LTS', {
+        major: 25,
+        security: 4,
+        patch: 1,
+        build: 1
+      }),
+      makeRelease('25.0.4+7.0.LTS', '25.0.4+7-LTS', {
+        major: 25,
+        security: 4,
+        build: 7
+      })
+    ];
+
+    it.each([
+      ['26.0.2.1+1', '26.0.2+101'],
+      ['26.0.2+10', '26.0.2+10'],
+      ['26', '26.0.2+101'],
+      ['26.0.2', '26.0.2+101'],
+      ['25.0.4.1+1', '25.0.4+101.0.LTS'],
+      ['25.0.4+7', '25.0.4+7.0.LTS'],
+      ['25.0.4', '25.0.4+101.0.LTS']
+    ])('%s resolves to %s', async (input, expected) => {
+      const distribution = new TemurinDistribution(
+        {
+          version: input,
+          architecture: 'x64',
+          packageType: 'jdk',
+          checkLatest: false
+        },
+        TemurinImplementation.Hotspot
+      );
+      distribution['getAvailableVersions'] = async () => respinManifest as any;
+      const resolvedVersion = await distribution['findPackageForDownload'](
+        distribution['version']
+      );
+      expect(resolvedVersion.version).toBe(expected);
+      expect(resolvedVersion).not.toHaveProperty('openjdkVersion');
+    });
+
+    it('does not match a non-existent respin', async () => {
+      const distribution = new TemurinDistribution(
+        {
+          version: '26.0.2.2+1',
+          architecture: 'x64',
+          packageType: 'jdk',
+          checkLatest: false
+        },
+        TemurinImplementation.Hotspot
+      );
+      distribution['getAvailableVersions'] = async () => respinManifest as any;
+      await expect(
+        distribution['findPackageForDownload'](distribution['version'])
+      ).rejects.toThrow(/No matching version found for SemVer '26.0.2\+2.1'/);
+    });
+  });
+
   it('version is found but binaries list is empty', async () => {
     const distribution = new TemurinDistribution(
       {
 
@@ -43,6 +43,7 @@ const core = await import('@actions/core');
 
 const {
   convertVersionToSemver,
+  normalizeJavaVersionToSemver,
   getNextPageUrlFromLinkHeader,
   getVersionFromFileContent,
   isVersionSatisfies,
@@ -188,6 +189,22 @@ describe('convertVersionToSemver', () => {
   });
 });
 
+describe('normalizeJavaVersionToSemver', () => {
+  it.each([
+    ['17', '17'],
+    ['17.0.8', '17.0.8'],
+    ['17.0.8+7', '17.0.8+7'],
+    ['11.0.9.1', '11.0.9+1'],
+    ['12.0.2.1.0', '12.0.2+1.0'],
+    ['26.0.2.1+1', '26.0.2+1.1'],
+    ['17.0.8.1+1080.1', '17.0.8+1.1080.1'],
+    ['>=11.0.9.1', '>=11.0.9.1'],
+    ['17.x', '17.x']
+  ])('%s -> %s', (input: string, expected: string) => {
+    expect(normalizeJavaVersionToSemver(input)).toBe(expected);
+  });
+});
+
 describe('getNextPageUrlFromLinkHeader', () => {
   it.each([
     [
 
@@ -30848,7 +30848,7 @@ const DISTRIBUTIONS_ONLY_MAJOR_VERSION = (/* unused pure expression or super */
 /* harmony export */   Vt: () => (/* binding */ getBooleanInput),
 /* harmony export */   lN: () => (/* binding */ isJdkCacheEnabled)
 /* harmony export */ });
-/* unused harmony exports getVersionFromToolcachePath, extractJdkFile, cacheJdkDir, getJavaVersionFromReleaseFile, getDownloadArchiveExtension, isVersionSatisfies, getToolcachePath, isGhes, getVersionFromFileContent, convertVersionToSemver, getArtifactFingerprint, getGitHubToken, getGitHubHttpHeaders, MAX_PAGINATION_PAGES, getNextPageUrlFromLinkHeader, validatePaginationUrl, renameWinArchive, getLatestMajorVersion */
+/* unused harmony exports getVersionFromToolcachePath, extractJdkFile, cacheJdkDir, getJavaVersionFromReleaseFile, getDownloadArchiveExtension, isVersionSatisfies, getToolcachePath, isGhes, getVersionFromFileContent, convertVersionToSemver, normalizeJavaVersionToSemver, getArtifactFingerprint, getGitHubToken, getGitHubHttpHeaders, MAX_PAGINATION_PAGES, getNextPageUrlFromLinkHeader, validatePaginationUrl, renameWinArchive, getLatestMajorVersion */
 /* harmony import */ var os__WEBPACK_IMPORTED_MODULE_0__ = __nccwpck_require__(857);
 /* harmony import */ var os__WEBPACK_IMPORTED_MODULE_0___default = /*#__PURE__*/__nccwpck_require__.n(os__WEBPACK_IMPORTED_MODULE_0__);
 /* harmony import */ var path__WEBPACK_IMPORTED_MODULE_1__ = __nccwpck_require__(6928);
@@ -31247,6 +31247,20 @@ function convertVersionToSemver(version) {
     }
     return mainVersion;
 }
+/**
+ * Java versions (JEP 322) can contain more numeric fields than SemVer allows,
+ * e.g. '11.0.9.1' or Temurin respins such as '26.0.2.1+1'. Move the extra
+ * fields into SemVer build metadata ('11.0.9+1', '26.0.2+1.1'). Any other
+ * input (ranges, regular SemVer versions) is returned unchanged.
+ */
+function normalizeJavaVersionToSemver(version) {
+    const match = /^(\d+(?:\.\d+){3,})(?:\+([0-9A-Za-z.-]+))?$/.exec(version);
+    if (!match) {
+        return version;
+    }
+    const converted = convertVersionToSemver(match[1]);
+    return match[2] ? `${converted}.${match[2]}` : converted;
+}
 /**
  * Builds a validator for the bytes currently served by a URL from the response
  * headers of a HEAD request. A vendor's `/latest/` URL never changes, so this
 
@@ -730,12 +730,9 @@ class JavaBase {
         }
         // Java uses a versioning scheme (JEP 322) that can contain more numeric
         // fields than SemVer allows, e.g. '18.0.1.1' or '11.0.9.1'. Convert such
-        // exact versions to SemVer build notation ('18.0.1+1') so they are
-        // accepted. Ranges and versions that already carry build metadata are
-        // left untouched.
-        if (/^\d+(\.\d+){3,}$/.test(version)) {
-            version = (0,util/* convertVersionToSemver */.ZY)(version);
-        }
+        // exact versions to SemVer build notation ('18.0.1+1', or '26.0.2+1.1'
+        // for '26.0.2.1+1') so they are accepted. Ranges are left untouched.
+        version = (0,util/* normalizeJavaVersionToSemver */.zZ)(version);
         if (!semver_default().validRange(version)) {
             throw new Error(`The string '${version}' is not valid SemVer notation for a Java version. Please check README file for code snippets and more detailed information`);
         }
 
@@ -109,7 +109,7 @@ class TemurinDistribution extends base_installer/* JavaBase */.O {
             const formattedVersion = this.stable
                 ? item.version_data.semver
                 : item.version_data.semver.replace('-beta+', '+');
-            return {
+            const release = {
                 version: formattedVersion,
                 url: item.binaries[0].package.link,
                 signatureUrl: item.binaries[0].package.signature_link,
@@ -119,15 +119,29 @@ class TemurinDistribution extends base_installer/* JavaBase */.O {
                     source: item.binaries[0].package.checksum_link
                 }
             };
+            return {
+                release,
+                openjdkVersion: getOpenJdkSemverVersion(item.version_data)
+            };
         });
+        // The Adoptium API `semver` folds the JEP 322 patch field into the build
+        // number ('26.0.2.1+1' -> '26.0.2+101') and appends extra metadata for LTS
+        // releases ('25.0.4+7' -> '25.0.4+7.0.LTS'). Exact versions requested by
+        // users follow the OpenJDK notation instead, so also match them against a
+        // key derived from the OpenJDK version fields ('26.0.2+1.1', '25.0.4+7').
+        const isExactBuildRequest = (semver_default().parse(version)?.build.length ?? 0) > 0;
         const satisfiedVersions = availableVersionsWithBinaries
-            .filter(item => (0,util/* isVersionSatisfies */.y)(version, item.version))
+            .filter(({ release, openjdkVersion }) => (0,util/* isVersionSatisfies */.y)(version, release.version) ||
+            (isExactBuildRequest &&
+                openjdkVersion !== null &&
+                semver_default().compareBuild(version, openjdkVersion) === 0))
+            .map(({ release }) => release)
             .sort((a, b) => {
             return -semver_default().compareBuild(a.version, b.version);
         });
         const resolvedFullVersion = satisfiedVersions.length > 0 ? satisfiedVersions[0] : null;
         if (!resolvedFullVersion) {
-            const availableVersionStrings = availableVersionsWithBinaries.map(item => item.version);
+            const availableVersionStrings = availableVersionsWithBinaries.map(({ release }) => release.version);
             throw this.createVersionNotFoundError(version, availableVersionStrings);
         }
         return resolvedFullVersion;
@@ -279,6 +293,20 @@ class TemurinDistribution extends base_installer/* JavaBase */.O {
         return architecture === 'armv7' ? 'arm' : architecture;
     }
 }
+/**
+ * Builds a SemVer version from the OpenJDK version fields reported by the
+ * Adoptium API, e.g. '26.0.2.1+1' -> '26.0.2+1.1' and '25.0.4+7-LTS' ->
+ * '25.0.4+7'. Returns null if the fields cannot form a valid SemVer version.
+ */
+function getOpenJdkSemverVersion(versionData) {
+    const { major, minor, security, patch, build } = versionData;
+    if (build === undefined || build === null) {
+        return null;
+    }
+    const buildMetadata = patch ? `${patch}.${build}` : `${build}`;
+    const version = `${major}.${minor}.${security}+${buildMetadata}`;
+    return semver_default().valid(version) ? version : null;
+}
 
 
 /***/ }),
 
@@ -30975,12 +30975,7 @@ function canResolveTemurinJmods(version) {
     if (normalizedVersion === 'latest') {
         return true;
     }
-    let normalizedRange = normalizedVersion
-        .replace(/-ea$/, '')
-        .replace('-ea.', '+');
-    if (/^\d+(\.\d+){3,}$/.test(normalizedRange)) {
-        normalizedRange = (0,_util_js__WEBPACK_IMPORTED_MODULE_1__/* .convertVersionToSemver */ .ZY)(normalizedRange);
-    }
+    const normalizedRange = (0,_util_js__WEBPACK_IMPORTED_MODULE_1__/* .normalizeJavaVersionToSemver */ .zZ)(normalizedVersion.replace(/-ea$/, '').replace('-ea.', '+'));
     if (!semver__WEBPACK_IMPORTED_MODULE_0___default().validRange(normalizedRange)) {
         // JavaBase owns general version validation and its targeted error messages.
         return true;
@@ -31311,7 +31306,8 @@ function validateToolchainIds(versions, versionFile, toolchainIds) {
 /* harmony export */   rC: () => (/* binding */ getNextPageUrlFromLinkHeader),
 /* harmony export */   ri: () => (/* binding */ getLatestMajorVersion),
 /* harmony export */   y: () => (/* binding */ isVersionSatisfies),
-/* harmony export */   yH: () => (/* binding */ getToolcachePath)
+/* harmony export */   yH: () => (/* binding */ getToolcachePath),
+/* harmony export */   zZ: () => (/* binding */ normalizeJavaVersionToSemver)
 /* harmony export */ });
 /* unused harmony exports getVersionFromToolcachePath, isJobStatusSuccess */
 /* harmony import */ var os__WEBPACK_IMPORTED_MODULE_0__ = __nccwpck_require__(857);
@@ -31712,6 +31708,20 @@ function convertVersionToSemver(version) {
     }
     return mainVersion;
 }
+/**
+ * Java versions (JEP 322) can contain more numeric fields than SemVer allows,
+ * e.g. '11.0.9.1' or Temurin respins such as '26.0.2.1+1'. Move the extra
+ * fields into SemVer build metadata ('11.0.9+1', '26.0.2+1.1'). Any other
+ * input (ranges, regular SemVer versions) is returned unchanged.
+ */
+function normalizeJavaVersionToSemver(version) {
+    const match = /^(\d+(?:\.\d+){3,})(?:\+([0-9A-Za-z.-]+))?$/.exec(version);
+    if (!match) {
+        return version;
+    }
+    const converted = convertVersionToSemver(match[1]);
+    return match[2] ? `${converted}.${match[2]}` : converted;
+}
 /**
  * Builds a validator for the bytes currently served by a URL from the response
  * headers of a HEAD request. A vendor's `/latest/` URL never changes, so this
 
@@ -5,9 +5,9 @@ import semver from 'semver';
 import path from 'path';
 import * as httpm from '@actions/http-client';
 import {
-  convertVersionToSemver,
   getToolcachePath,
-  isVersionSatisfies
+  isVersionSatisfies,
+  normalizeJavaVersionToSemver
 } from '../util.js';
 import type {
   ChecksumAlgorithm,
@@ -675,12 +675,9 @@ export abstract class JavaBase {
 
     // Java uses a versioning scheme (JEP 322) that can contain more numeric
     // fields than SemVer allows, e.g. '18.0.1.1' or '11.0.9.1'. Convert such
-    // exact versions to SemVer build notation ('18.0.1+1') so they are
-    // accepted. Ranges and versions that already carry build metadata are
-    // left untouched.
-    if (/^\d+(\.\d+){3,}$/.test(version)) {
-      version = convertVersionToSemver(version);
-    }
+    // exact versions to SemVer build notation ('18.0.1+1', or '26.0.2+1.1'
+    // for '26.0.2.1+1') so they are accepted. Ranges are left untouched.
+    version = normalizeJavaVersionToSemver(version);
 
     if (!semver.validRange(version)) {
       throw new Error(