diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2edb5117..927b1a01 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -41,7 +41,7 @@ jobs:
         uses: actions/setup-java@v4
         with:
           distribution: 'adopt'
-          java-version: '16'
+          java-version: '20'
 
       - name: Install Perl # for BioNetGen
         run: |