diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5404e8b29e..2bfded4bcc 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -96,7 +96,7 @@ jobs:
         run: |
           tar czvf coatjava.tar.gz coatjava
           tar czvf clara.tar.gz clara
-      - uses: actions/upload-artifact@v4
+      - uses: actions/upload-artifact@v5
         with:
           name: build_${{ matrix.runner }}
           retention-days: 1
@@ -127,7 +127,7 @@ jobs:
       - name: collect jacoco report
         run: validation/jacoco-aggregate.sh
       - name: publish jacoco report
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: jacoco_report
           path: publish/