diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 142ef73..18b963e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -9,6 +9,11 @@ jobs:
 
     steps:
     - uses: actions/checkout@v4
+    - name: Set up JDK ${{ matrix.java }}
+      uses: actions/setup-java@v4
+      with:
+        java-version: ${{ matrix.java }}
+        distribution: zulu
     - name: Compile HOY
       run: |
         cd HOY