diff --git a/.github/workflows/report-api-diff.yml b/.github/workflows/report-api-diff.yml
index 67d163d697..4dc65fb1a5 100644
--- a/.github/workflows/report-api-diff.yml
+++ b/.github/workflows/report-api-diff.yml
@@ -65,7 +65,7 @@ jobs:
             echo '```diff' >> ./output.md
             cat ./api.json.diff >> ./output.md
             echo '```' >> ./output.md
-            echo '</details>' >> ./output.md
+            echo '</details>' >> .output.md
           fi
 
           echo "$FOOTER" >> ./output.md