diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 7a3edf7..74359b0 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -17,11 +17,11 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v2
 
-      - name: Set up JDK 22
-        uses: actions/setup-java@v2
+      - name: Set up JDK 21
+        uses: graalvm/setup-graalvm@v1
         with:
-          distribution: 'oracle'
-          java-version: '22'
+          java-version: '21'
+          distribution: 'graalvm'
 
       - name: Build with Gradle
         run: ./gradlew build