diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 770cb8f..b8a516e 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -12,5 +12,6 @@ jobs:
     container: node:20
     steps:
       - uses: actions/checkout@v3
+      - run: npm install --global pnpm
       - run: pnpm install
       - run: pnpm test