diff --git a/.github/workflows/unit-test.yml b/.github/workflows/unit-test.yml
index d267022d..838ff204 100644
--- a/.github/workflows/unit-test.yml
+++ b/.github/workflows/unit-test.yml
@@ -54,6 +54,8 @@ jobs:
                   node-version: 18
             - name: Setup pnpm
               uses: pnpm/action-setup@v4.0.0
+              with:
+                  version: 9
             - name: Install dependencies
               run: cd web && pnpm install
             - name: Run linter