diff --git a/.github/workflows/build-docs.yaml b/.github/workflows/build-docs.yaml
index 4e5973d4..8cc018be 100644
--- a/.github/workflows/build-docs.yaml
+++ b/.github/workflows/build-docs.yaml
@@ -15,10 +15,14 @@ jobs:
 
     runs-on: ubuntu-latest
     steps:
+      # CHECKOUT REPOSITORY.
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
       # SETUP PYTHON.
       - name: Set up Python
         uses: actions/setup-python@v5
-      
+
       # UPDATE PIP.
       - name: Ensure pip is up to date.
         run: python -m pip install --upgrade pip