diff --git a/.github/workflows/checks.yml b/.github/workflows/checks.yml
index 19ee19e9..b52c3547 100644
--- a/.github/workflows/checks.yml
+++ b/.github/workflows/checks.yml
@@ -131,7 +131,8 @@ jobs:
         
     - name: Install dependencies
       run: |
-        brew install pango pillow libffi groff make diffutils weasyprint
+        brew install "https://github.com/Homebrew/homebrew-core/raw/edb83fc7c8bb9987bdecb810e61281c5adc47c73/Formula/w/weasyprint.rb"
+        brew install pango pillow libffi groff make diffutils
         echo "Installing pip + wheel..."
         python -m pip install --upgrade pip wheel
         echo "Installing requirements.txt + test dependencies..."