diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index cb864db..69dd964 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -9,7 +9,7 @@ jobs:
     name: build and deploy
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@2.3.1
+    - uses: actions/checkout@v2.3.1
     
     - name: Build Gatsby Site
       uses: jzweifel/gatsby-cli-github-action@1.0.0