diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 01c2cdd..c40c3c9 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -11,7 +11,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3.1.0
 
     - name: Set up Go
       uses: actions/setup-go@v2