diff --git a/datasette/cli.py b/datasette/cli.py
index a3ae1269c0..3fd11577bc 100644
--- a/datasette/cli.py
+++ b/datasette/cli.py
@@ -180,7 +180,6 @@ def inspect(files, inspect_file, sqlite_extensions):
     This can then be passed to "datasette --inspect-file" to speed up count
     operations against immutable database files.
     """
-    app = Datasette([], immutables=files, sqlite_extensions=sqlite_extensions)
     loop = asyncio.get_event_loop()
     inspect_data = loop.run_until_complete(inspect_(files, sqlite_extensions))
     if inspect_file == "-":