diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 19e7832..e710358 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -11,7 +11,7 @@ jobs:
       matrix:
         include:
           - java: 8
-          - java: 11
+          - java: 21
     runs-on: ubuntu-latest
     steps:
     - uses: actions/setup-java@v3