diff --git a/.github/workflows/codecov.yml b/.github/workflows/codecov.yml
index 494c7ec..86d5a75 100644
--- a/.github/workflows/codecov.yml
+++ b/.github/workflows/codecov.yml
@@ -26,6 +26,7 @@ jobs:
       - name: Install mdto.py and dependencies
         run: |
           go install github.com/richardlehane/siegfried/cmd/sf@latest
+          sf -update
           pip install pytest pytest-cov .
 
       - name: Run tests
diff --git a/.github/workflows/pytest.yml b/.github/workflows/pytest.yml
index 2ae09f9..d0b338d 100644
--- a/.github/workflows/pytest.yml
+++ b/.github/workflows/pytest.yml
@@ -30,6 +30,7 @@ jobs:
       - name: Install mdto.py and test dependencies
         run: |
           go install github.com/richardlehane/siegfried/cmd/sf@latest
+          sf -update
           pip install pytest # pytest ≠ project dep, so add it here
           pip install .