diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 60ecb5a..6856592 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -16,6 +16,10 @@ jobs:
     runs-on: ubuntu-20.04
     steps:
       - uses: actions/checkout@v2
+      - uses: actions/setup-java@v2
+        with:
+          java-version: '8'
+          distribution: 'adopt'
       - uses: actions/cache@v2
         with:
           path: |