diff --git a/README.md b/README.md
index fb21ff2b7..a412d359f 100644
--- a/README.md
+++ b/README.md
@@ -123,9 +123,9 @@ jobs:
   deploy:
     runs-on: ubuntu-18.04
     steps:
-      - uses: actions/checkout@v1
-        # with:
-        #   submodules: true
+      - uses: actions/checkout@v2
+        with:
+          submodules: true
 
       - name: Setup Hugo
         uses: peaceiris/actions-hugo@v2