diff --git a/.github/workflows/size-check.yml b/.github/workflows/size-check.yml
index cef395b3293e5241c223ed17800adb3d68480e68..09118e9b78f083a3156e1fe128eeed066155d232 100644
--- a/.github/workflows/size-check.yml
+++ b/.github/workflows/size-check.yml
@@ -12,7 +12,7 @@ jobs:
     env:
       CI_JOB_NUMBER: 1
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v1
 
       - name: Install pnpm
         uses: pnpm/action-setup@v2.0.1