diff --git a/.github/workflows/docs.yaml b/.github/workflows/docs.yaml
index 44c97c4..0f81b77 100644
--- a/.github/workflows/docs.yaml
+++ b/.github/workflows/docs.yaml
@@ -43,6 +43,7 @@ jobs:
         with:
           node-version: 20.x
           cache: 'pnpm'
+      - run: npm install -g pnpm && pnpm install
       - run: pnpm run build # set up 'build' script in your package.json
 
       - name: Build documents