diff --git a/.github/workflows/pit.yml b/.github/workflows/pit.yml
index de72884e3..5f7429c3e 100644
--- a/.github/workflows/pit.yml
+++ b/.github/workflows/pit.yml
@@ -119,7 +119,7 @@ jobs:
           node-version: '18'
       - uses: actions/setup-java@v4
         with:
-          java-version: '17'
+          java-version: '21'
           distribution: 'temurin'
       - uses: stCarolas/setup-maven@v5
         with:
@@ -151,9 +151,9 @@ jobs:
           echo "Keeping docker container running, push Ctrl-C to terminate ..."
           read key
       - if: ${{failure()}}
-        uses: actions/upload-artifact@v3.1.1
+        uses: actions/upload-artifact@v4
         with:
-          name: failed-outputs
+          name: failed-outputs-${{matrix.app}}
           path: tmp/**/*.out
-          if-no-files-found: warn
+          if-no-files-found: ignore
           retention-days: 7