diff --git a/dandi/metadata/nwb.py b/dandi/metadata/nwb.py
index 38c2ac4e7..bf43dbcb2 100644
--- a/dandi/metadata/nwb.py
+++ b/dandi/metadata/nwb.py
@@ -31,7 +31,7 @@
 @metadata_cache.memoize_path
 def get_metadata(
     path: str | Path | Readable, digest: Digest | None = None
-) -> dict | None:
+) -> dict[str, Any]:
     """
     Get "flatdata" from a .nwb file
 
diff --git a/dandi/misctypes.py b/dandi/misctypes.py
index b50cffc42..5ecc25486 100644
--- a/dandi/misctypes.py
+++ b/dandi/misctypes.py
@@ -343,9 +343,8 @@ class RemoteReadableAsset(Readable):
 
     def open(self) -> IO[bytes]:
         # Optional dependency:
-        import fsspec
-
         from aiohttp import ClientTimeout
+        import fsspec
 
         # We need to call open() on the return value of fsspec.open() because
         # otherwise the filehandle will only be opened when used to enter a