diff --git a/.github/workflows/documentation.yaml b/.github/workflows/documentation.yaml
index 37759a9..7c7e468 100644
--- a/.github/workflows/documentation.yaml
+++ b/.github/workflows/documentation.yaml
@@ -16,7 +16,6 @@ jobs:
         id: actions-checkout
         with:
           ref: main
-          set-safe-directory: "false"
 
       - name: Render terraform docs inside the main and the modules README.md files and push changes back to PR branch
         id: terraform-docs
@@ -27,6 +26,12 @@ jobs:
           indention: 3
           git-push: "false"
 
+      # terraform-docs/gh-actions@v1.0.0 modifies .git files with owner root:root, and the following steps fail with
+      # insufficient permission for adding an object to repository database .git/objects
+      # since the expected user is runner:docker. See https://github.com/terraform-docs/gh-actions/issues/90
+      - name: Fix .git owner
+        run: sudo chown runner:docker -R .git
+
       - name: Create Pull Request
         if: steps.terraform-docs.outputs.num_changed != '0'
         uses: peter-evans/create-pull-request@v4