diff --git a/.github/workflows/readme.yml b/.github/workflows/readme.yml
index b3a44130..03a14ac5 100644
--- a/.github/workflows/readme.yml
+++ b/.github/workflows/readme.yml
@@ -22,5 +22,7 @@ jobs:
       run: |
           python -m pip install --upgrade pip
           python -m pip install invoke rundoc .
+          python -m pip install tomli
+          python -m pip install packaging
     - name: Run the README.md
       run: invoke readme