diff --git a/jupyter_core/paths.py b/jupyter_core/paths.py
index a7f04159..340a2243 100644
--- a/jupyter_core/paths.py
+++ b/jupyter_core/paths.py
@@ -166,7 +166,9 @@ def jupyter_runtime_dir():
 
 
 if use_platform_dirs():
-    SYSTEM_JUPYTER_PATH = platformdirs.site_data_dir("Jupyter", appauthor=False, multipath=True).split(os.pathsep)
+    SYSTEM_JUPYTER_PATH = platformdirs.site_data_dir(
+        "Jupyter", appauthor=False, multipath=True
+    ).split(os.pathsep)
 else:
     deprecation(
         "Jupyter is migrating its paths to use standard platformdirs\n"
@@ -253,7 +255,9 @@ def jupyter_path(*subdirs):
 
 
 if use_platform_dirs():
-    SYSTEM_CONFIG_PATH = platformdirs.site_config_dir("Jupyter", appauthor=False, multipath=True).split(os.pathsep)
+    SYSTEM_CONFIG_PATH = platformdirs.site_config_dir(
+        "Jupyter", appauthor=False, multipath=True
+    ).split(os.pathsep)
 else:
     if os.name == "nt":
         programdata = os.environ.get("PROGRAMDATA", None)