diff --git a/.github/workflows/github-actions.yml b/.github/workflows/github-actions.yml
index a8b6d2b..139b386 100644
--- a/.github/workflows/github-actions.yml
+++ b/.github/workflows/github-actions.yml
@@ -11,11 +11,20 @@ jobs:
       
       - uses: pnpm/action-setup@v4
 
+      - name: Determine branch name
+        id: branch_name
+        run: |
+          if [ "${{ github.event_name }}" == "pull_request" ]; then
+            echo "STAGE=pr_${{ github.event.pull_request.number }}" >> $GITHUB_ENV
+          else
+            echo "STAGE=dev" >> $GITHUB_ENV
+          fi
+
       - name: Deploy service
         env:
           SERVERLESS_ACCESS_KEY: ${{secrets.SERVERLESS_ACCESS_KEY}}
         run: |
           pnpm install
           pnpm test
-          pnpm sls deploy
+          pnpm sls deploy --stage=$STAGE
           pnpm test-e2e
\ No newline at end of file