Update maven.yml
diff --git a/.github/workflows/maven.yml b/.github/workflows/maven.yml
index 0f44db6..11d2af5 100644
--- a/.github/workflows/maven.yml
+++ b/.github/workflows/maven.yml
@@ -26,6 +26,6 @@
     name: Verify
     uses: apache/maven-gh-actions-shared/.github/workflows/maven-verify.yml@v3
     with:
-      jdk-matrix: '[ "8", "11", "17","20" ]'
+      jdk-matrix: '[ "8", "11", "17","21" ]'
       jdk-distribution-matrix: '[ "temurin", "zulu", "microsoft", "liberica", "adopt-openj9" ]'
       matrix-exclude: '[{ "jdk": "8", "distribution": "microsoft"}]'