diff --git a/.github/workflows/gemini-pr-review.yml b/.github/workflows/gemini-pr-review.yml
index c7e24e4..69f979b 100644
--- a/.github/workflows/gemini-pr-review.yml
+++ b/.github/workflows/gemini-pr-review.yml
@@ -22,6 +22,6 @@ jobs:
           GEMINI_API_KEY: ${{ secrets.GEMINI_API_KEY }}
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with:
-          model: gemini-1.5-flash-latest
+          model: gemini-2.5-flash-lite # Cheapest Gemini model - $0.10/1M input, $0.40/1M output
           # You can add custom prompt instructions here if needed:
           # prompt: "You are a senior software engineer. Review this PR..."