diff --git a/.github/workflows/diagnostics.yml b/.github/workflows/diagnostics.yml
index 735b926..eba1b22 100644
--- a/.github/workflows/diagnostics.yml
+++ b/.github/workflows/diagnostics.yml
@@ -71,7 +71,7 @@ jobs:
         run: ./vendor/bin/phpcq run -v ${{ matrix.output }}
 
       - name: Upload build directory to artifact
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         if: ${{ success() }} || ${{ failure() }}
         with:
           name: phpcq-builds-php-${{ matrix.php }}