diff --git a/.github/workflows/specimin_evaluation_CI.yml b/.github/workflows/specimin_evaluation_CI.yml
index 4f154dd6..c9fc34c0 100644
--- a/.github/workflows/specimin_evaluation_CI.yml
+++ b/.github/workflows/specimin_evaluation_CI.yml
@@ -25,7 +25,7 @@ jobs:
       - name: Set up Java JDK
         uses: actions/setup-java@v2
         with:
-          java-version: '17'  # Replace with the Java version you need (e.g., 11, 16, etc.)
+          java-version: '21'  # Replace with the Java version you need (e.g., 11, 16, etc.)
           distribution: 'adopt'  # Specify the distribution of Java (e.g., adopt, zulu, etc.)
           architecture: 'x64'  # Specify the architecture of Java (e.g., x64, x86)
           server-password: ${{ secrets.GITHUB_TOKEN }}  # Use GITHUB_TOKEN for server password