diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9a3b485..35d99b5 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -8,10 +8,11 @@ jobs:
 
     steps:
       - uses: actions/checkout@v4
-      - name: Set up JDK 20
+      - name: Set up JDK 21
         uses: actions/setup-java@v4
         with:
-          java-version: 20
+          java-version: 21
+          distribution: microsoft
       - name: Cache Gradle packages
         uses: actions/cache@v4
         with: