diff --git a/.github/workflows/grammar-check.yaml b/.github/workflows/grammar-check.yaml
index 4a85b12..1956262 100644
--- a/.github/workflows/grammar-check.yaml
+++ b/.github/workflows/grammar-check.yaml
@@ -99,7 +99,7 @@ jobs:
           # cat harper-lint-output.txt
 
       - name: upload harper lint output
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         with:
           name: harper-lint-output
           path: harper-lint-output.txt