diff --git a/README.md b/README.md
index e672bd8..18a1317 100644
--- a/README.md
+++ b/README.md
@@ -53,11 +53,10 @@ jobs:
           openai-api-key: ${{ secrets.OPENAI_API_KEY }}
           prompt: |
             This is PR #${{ github.event.pull_request.number }} for ${{ github.repository }}.
-            Base SHA: ${{ github.event.pull_request.base.sha }}
-            Head SHA: ${{ github.event.pull_request.head.sha }}
 
-            Review ONLY the changes introduced by the PR.
-            Use merge-base comparison (three-dot) to see the PR changes.
+            Review ONLY the changes introduced by the PR, so consider:
+               git log --oneline ${{ github.event.pull_request.base.sha }}...${{ github.event.pull_request.head.sha }}
+
             Suggest any improvements, potential bugs, or issues.
             Be concise and specific in your feedback.