diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 841ee49..c59e410 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -52,7 +52,7 @@ jobs:
         run: just test
 
       - name: Archive diffs
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         if: always()
         with:
           # "latest" and an explicitly specified version might be the same, so