diff --git a/.github/workflows/maven-library-build.yml b/.github/workflows/maven-library-build.yml
index 026e274..6c34211 100644
--- a/.github/workflows/maven-library-build.yml
+++ b/.github/workflows/maven-library-build.yml
@@ -6,7 +6,7 @@ on:
       java-version:
         description: 'Java version'
         required: false
-        default: "17"
+        default: "21"
         type: string
       java-distribution:
         description: 'Java distribution'
diff --git a/.github/workflows/maven-library-deploy.yml b/.github/workflows/maven-library-deploy.yml
index 968d706..528221a 100644
--- a/.github/workflows/maven-library-deploy.yml
+++ b/.github/workflows/maven-library-deploy.yml
@@ -6,7 +6,7 @@ on:
       java-version:
         description: 'Java version'
         required: false
-        default: "17"
+        default: "21"
         type: string
       java-distribution:
         description: 'Java distribution'