diff --git a/.github/workflows/mkdocs-flow.yml b/.github/workflows/mkdocs-flow.yml
index c4a6365304..49a9cbd423 100644
--- a/.github/workflows/mkdocs-flow.yml
+++ b/.github/workflows/mkdocs-flow.yml
@@ -12,7 +12,9 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
       - name: Build
         uses: Tiryoh/actions-mkdocs@v0
         with: