diff --git a/.github/workflows/auto-updates.yaml b/.github/workflows/auto-updates.yaml
index b9ac0d05d..c87d8ef06 100644
--- a/.github/workflows/auto-updates.yaml
+++ b/.github/workflows/auto-updates.yaml
@@ -125,6 +125,8 @@ jobs:
         uses: actions/checkout@v4
         with:
           ref: main
+          fetch-depth: 0
+          # ^ 0 means infinity in this context. This is necessary to later be able to compute diffs.
       - name: Set up git
         uses: ./.github/actions/setup-git
         with: