diff --git a/datasette/app.py b/datasette/app.py
index bb9232c9..f2a6763a 100644
--- a/datasette/app.py
+++ b/datasette/app.py
@@ -559,8 +559,8 @@ class Datasette:
         if self.sqlite_extensions:
             conn.enable_load_extension(True)
             for extension in self.sqlite_extensions:
-                # "extension" is either a string path to the extension 
-                # or a 2-item tuple that specifies which entrypoint to load. 
+                # "extension" is either a string path to the extension
+                # or a 2-item tuple that specifies which entrypoint to load.
                 if isinstance(extension, tuple):
                     path, entrypoint = extension
                     conn.execute("SELECT load_extension(?, ?)", [path, entrypoint])
diff --git a/datasette/utils/__init__.py b/datasette/utils/__init__.py
index 0fc87d51..bbaa0510 100644
--- a/datasette/utils/__init__.py
+++ b/datasette/utils/__init__.py
@@ -833,6 +833,7 @@ class StaticMount(click.ParamType):
             self.fail(f"{value} is not a valid directory path", param, ctx)
         return path, dirpath
 
+
 # The --load-extension parameter can optionally include a specific entrypoint.
 # This is done by appending ":entrypoint_name" after supplying the path to the extension
 class LoadExtension(click.ParamType):