diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index 4b282d24..e1c1f8ab 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -8,6 +8,8 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
       - id: files
         uses: tj-actions/changed-files@v12.2
         with: