diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 3185785..0c88852 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v6
-      - uses: pnpm/action-setup@v6
+      - uses: pnpm/action-setup@v6.0.9
       - uses: actions/setup-node@v6
         with:
           node-version: 22
@@ -29,7 +29,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v6
-      - uses: pnpm/action-setup@v6
+      - uses: pnpm/action-setup@v6.0.9
       - uses: actions/setup-node@v6
         with:
           node-version: 22
@@ -46,7 +46,7 @@ jobs:
     needs: [lint, typecheck]
     steps:
       - uses: actions/checkout@v6
-      - uses: pnpm/action-setup@v6
+      - uses: pnpm/action-setup@v6.0.9
       - uses: actions/setup-node@v6
         with:
           node-version: 22