diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index e055d2f..60f5da0 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -19,6 +19,10 @@ jobs:
     - run: pip install tox
 
     - name: Build docs
+      uses: actions/checkout@v3
+      with: 
+        ref: ${{ github.head_ref }}
+        fetch-depth: 0
       run: tox -e docs
 
     - name: Deploy docs
diff --git a/devtools/check_changelog.py b/devtools/check_changelog.py
index 06256e6..6643e40 100644
--- a/devtools/check_changelog.py
+++ b/devtools/check_changelog.py
@@ -19,6 +19,7 @@ class ChangelogError(Exception):
 
 folder = Path(__file__).resolve().parents[1]
 changelog = Path("docs", "CHANGELOG.rst")
+contributing = Path("docs", "CONTRIBUTING.rst")
 
 repo = git.Repo(folder)