diff --git a/asdf/_tests/test_asdf.py b/asdf/_tests/test_asdf.py
index 66756a313..f90820e4d 100644
--- a/asdf/_tests/test_asdf.py
+++ b/asdf/_tests/test_asdf.py
@@ -391,7 +391,7 @@ def test_unclosed_file(tmp_path):
         pass
 
 
-@pytest.importorskip('fsspec')
+@pytest.importorskip("fsspec")
 def test_fsspec(tmp_path):
     """
     Issue #1146 reported errors when opening a fsspec 'file'
@@ -409,7 +409,7 @@ def test_fsspec(tmp_path):
         assert_tree_match(tree, af.tree)
 
 
-@pytest.importorskip('fsspec')
+@pytest.importorskip("fsspec")
 @pytest.mark.remote_data()
 def test_fsspec_http(httpserver):
     """
diff --git a/asdf/_tests/test_generic_io.py b/asdf/_tests/test_generic_io.py
index 0425f534d..37027c5ab 100644
--- a/asdf/_tests/test_generic_io.py
+++ b/asdf/_tests/test_generic_io.py
@@ -787,7 +787,7 @@ def test_io_subclasses(tmp_path):
     f.close()
 
 
-@pytest.importorskip('fsspec')
+@pytest.importorskip("fsspec")
 def test_fsspec(tmp_path):
     """
     Issue #1146 reported errors when opening a fsspec 'file'
@@ -811,7 +811,7 @@ def test_fsspec(tmp_path):
             assert ai == i
 
 
-@pytest.importorskip('fsspec')
+@pytest.importorskip("fsspec")
 @pytest.mark.remote_data()
 def test_fsspec_http(httpserver):
     """