From 9266bb69f8af54e91e14ecfc1dd00ba312bce2ed Mon Sep 17 00:00:00 2001
From: peaceiris <30958501+peaceiris@users.noreply.github.com>
Date: Wed, 18 Dec 2019 06:52:56 +0900
Subject: [PATCH] docs: pin actions/checkout to v2

---
 README.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 1dc737c..38fb6b6 100644
--- a/README.md
+++ b/README.md
@@ -67,7 +67,7 @@ jobs:
   build-deploy:
     runs-on: ubuntu-18.04
     steps:
-    - uses: actions/checkout@v1
+    - uses: actions/checkout@v2
 
     - name: Setup mdBook
       uses: peaceiris/actions-mdbook@v1