diff --git a/.github/workflows/ai-review.yml b/.github/workflows/ai-review.yml
index e2135f896f..1823a97496 100644
--- a/.github/workflows/ai-review.yml
+++ b/.github/workflows/ai-review.yml
@@ -96,4 +96,4 @@ jobs:
           app-id: ${{ secrets.SECRETARIAT_APP_ID }}
           app-private-key: ${{ secrets.SECRETARIAT_APP_PRIVATE_KEY }}
           # Optional; defaults to the review action's pinned model.
-          model: claude-opus-5
+          model: claude-opus-4-8