diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 02db187..1143cf9 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -24,13 +24,12 @@ jobs:
         working-directory: nwb_linkml
 
       - uses: pavelzw/pytest-action@v2
-        working-directory: nwb_linkml
         with:
           emoji: true
           verbose: true
           job-summary: true
+          custom_arguments: 'nwb_linkml'
 
-      - working-directory: nwb_linkml
-        run: "coveralls --service=github"
+      - run: "coveralls --service=github"
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
diff --git a/nwb_linkml/src/nwb_linkml/adapters/namespaces.py b/nwb_linkml/src/nwb_linkml/adapters/namespaces.py
index b5a4b23..4e24cdc 100644
--- a/nwb_linkml/src/nwb_linkml/adapters/namespaces.py
+++ b/nwb_linkml/src/nwb_linkml/adapters/namespaces.py
@@ -5,6 +5,7 @@ Wraps the :class:`nwb_schema_language.Namespaces` and other objects with conveni
 for extracting information and generating translated schema
 """
 import pdb
+
 from typing import List, Optional
 from pathlib import Path
 from pydantic import BaseModel, Field, validator, PrivateAttr
diff --git a/nwb_linkml/tests/test_maps.py b/nwb_linkml/tests/test_maps.py
index 7fa2571..7fc44f9 100644
--- a/nwb_linkml/tests/test_maps.py
+++ b/nwb_linkml/tests/test_maps.py
@@ -1,6 +1,5 @@
 import pytest
-import shutil
-
+import os
 import tempfile
 import yaml
 from yaml import CDumper as Dumper
@@ -36,7 +35,7 @@ def test_preload_maps():
     assert 'neurodata_type_inc' in loaded['groups'][0]['datasets'][0].keys()
     assert 'data_type_inc' not in loaded['groups'][0]['datasets'][0].keys()
 
-    shutil.rmtree(temp_name)
+    os.remove(temp_name)