diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 1c743b5..94a645f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -21,6 +21,8 @@ jobs:
 
       - name: setup pnpm
         uses: pnpm/action-setup@v4.0.0
+        with:
+          version: 9
 
       - name: Install dependencies
         run: pnpm i
@@ -40,6 +42,8 @@ jobs:
 
       - name: setup pnpm
         uses: pnpm/action-setup@v4.0.0
+        with:
+          version: 9
 
       - name: Install dependencies
         run: pnpm i