diff --git a/.github/workflows/compile-fw.yml b/.github/workflows/compile-fw.yml
index b01a432..231e321 100644
--- a/.github/workflows/compile-fw.yml
+++ b/.github/workflows/compile-fw.yml
@@ -57,7 +57,7 @@ jobs:
 
       - name: Save memory usage change report as artifact
         if: github.event_name == 'pull_request'
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: ${{ env.SKETCHES_REPORTS_PATH }}
           path: ${{ env.SKETCHES_REPORTS_PATH }}
diff --git a/.github/workflows/sync-labels.yml b/.github/workflows/sync-labels.yml
index b580030..c641cea 100644
--- a/.github/workflows/sync-labels.yml
+++ b/.github/workflows/sync-labels.yml
@@ -70,7 +70,7 @@ jobs:
           file-url: https://raw.githubusercontent.com/107-systems/.github/main/workflow-templates/assets/sync-labels/${{ matrix.filename }}
 
       - name: Pass configuration files to next job via workflow artifact
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           path: |
             *.yaml