diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 1ca52d7..78905ea 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -20,6 +20,9 @@ jobs:
     steps:
       - name: Checkout your repository using git
         uses: actions/checkout@v4
+      - uses: pnpm/action-setup@v4
+        with:
+          version: 9
       - name: Install, build, and upload your site
         uses: withastro/action@v3
         # with: