diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a5d9735..8afd194 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -9,7 +9,7 @@ jobs:
         node-version: [12.x, 14.x]
     steps:
       - name: Checkout
-        uses: actions/checkout@v1
+        uses: actions/checkout@v2.3.4
       - name: Use Node.js
         uses: actions/setup-node@v2.1.5
         with: