diff --git a/.github/workflows/mutation-testing.yml b/.github/workflows/mutation-testing.yml
index 4529536..e8af014 100644
--- a/.github/workflows/mutation-testing.yml
+++ b/.github/workflows/mutation-testing.yml
@@ -77,7 +77,7 @@ jobs:
           } >> "$GITHUB_STEP_SUMMARY"
 
       - name: Upload mutation results
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         if: always()
         with:
           name: mutants-${{ matrix.package }}
diff --git a/.github/workflows/slh-dsa.yml b/.github/workflows/slh-dsa.yml
index 407323a..4338df3 100644
--- a/.github/workflows/slh-dsa.yml
+++ b/.github/workflows/slh-dsa.yml
@@ -73,7 +73,7 @@ jobs:
           fi
           cargo nextest archive --archive-file nextest-archive-${{ matrix.rust }}-${{ matrix.test_config }}.tar.zst $PROFILE
       - name: Upload archive to workflow
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: nextest-archive-${{ matrix.rust }}-${{ matrix.test_config }}
           # NOTE: upload-artifact does not respect the working directory, we need to prefix it.