diff --git a/.github/workflows/docs_flaw_checker.yml b/.github/workflows/docs_flaw_checker.yml
index c31ae9a760..de1dd68292 100644
--- a/.github/workflows/docs_flaw_checker.yml
+++ b/.github/workflows/docs_flaw_checker.yml
@@ -17,6 +17,7 @@ jobs:
         uses: actions/checkout@v3
         with:
           ref: ${{ github.event.pull_request.head.sha }}
+          fetch-depth: 0
 
       - name: Install Node.js
         uses: actions/setup-node@v3