diff --git a/.github/workflows/pre-release.yml b/.github/workflows/pre-release.yml
index 74048121..f1cb3f6b 100644
--- a/.github/workflows/pre-release.yml
+++ b/.github/workflows/pre-release.yml
@@ -72,7 +72,8 @@ jobs:
           source tools/ci/activate.sh
           make $CHECK_TYPE
         if: ${{ matrix.check != 'skiptests' }}
-      - uses: codecov/codecov-action@v3
+      - uses: codecov/codecov-action@v4
         with:
           file: cov.xml
+          token: ${{ secrets.CODECOV_TOKEN }}
         if: ${{ always() }}
diff --git a/.github/workflows/stable.yml b/.github/workflows/stable.yml
index a05ae799..c02933ee 100644
--- a/.github/workflows/stable.yml
+++ b/.github/workflows/stable.yml
@@ -97,7 +97,8 @@ jobs:
           source tools/ci/activate.sh
           make $CHECK_TYPE
         if: ${{ matrix.check != 'skiptests' }}
-      - uses: codecov/codecov-action@v3
+      - uses: codecov/codecov-action@v4
         with:
           file: cov.xml
+          token: ${{ secrets.CODECOV_TOKEN }}
         if: ${{ always() }}
diff --git a/bids/tests/test_config.py b/bids/tests/test_config.py
index 2209526a..ac9f3448 100644
--- a/bids/tests/test_config.py
+++ b/bids/tests/test_config.py
@@ -2,6 +2,7 @@
 import tempfile
 import os
 import json
+import warnings
 import pytest
 from bids.config import reset_options
 from bids.tests import get_test_data_path
@@ -66,7 +67,7 @@ def test_extension_initial_dot(mock_config):
         bids.config.set_option('extension_initial_dot', True)
 
     # No warnings on layout construction
-    with pytest.warns(None) as record:
+    with warnings.catch_warnings():
+        warnings.simplefilter("error")
         layout = bids.BIDSLayout(ds117)
-    assert len(record) == 0
     assert layout.get(extension='nii.gz')[0].entities['extension'] == '.nii.gz'