diff --git a/.github/workflows/demo-gh-pages.yml b/.github/workflows/demo-gh-pages.yml
index c413d423..cbcbf325 100644
--- a/.github/workflows/demo-gh-pages.yml
+++ b/.github/workflows/demo-gh-pages.yml
@@ -34,7 +34,7 @@ jobs:
       - name: Set up JDK 11
         uses: actions/setup-java@v4
         with:
-          java-version: "11"
+          java-version: "17"
           distribution: "temurin"
 
       - name: Setup Gradle