diff --git a/.github/workflows/gemini-pr-review.yaml b/.github/workflows/gemini-pr-review.yaml
index b934006..2bb2568 100644
--- a/.github/workflows/gemini-pr-review.yaml
+++ b/.github/workflows/gemini-pr-review.yaml
@@ -57,7 +57,7 @@ jobs:
           git diff "${{ gitea.event.pull_request.base.sha }}...${{ gitea.event.pull_request.head.sha }}" > pr.diff
 
           echo "Performing code review with Gemini..."
-          cat .github/workflows/gemini-pr-review.md pr.diff |  gemini > /tmp/gemini-output.txt
+          cat .github/workflows/gemini-pr-review.md pr.diff | gemini --model=gpt-5-mini > /tmp/gemini-output.txt
 
           cat /tmp/gemini-client-error*.json || true