diff --git a/intake_stac/catalog.py b/intake_stac/catalog.py
index 1faf220..62b4c48 100644
--- a/intake_stac/catalog.py
+++ b/intake_stac/catalog.py
@@ -45,7 +45,6 @@
 
 
 class AbstractStacCatalog(Catalog):
-
     version = __version__
     partition_access = False
 
@@ -498,7 +497,6 @@ def _get_driver(self, asset):
         entry_type = asset.media_type
 
         if entry_type in ['', 'null', None]:
-
             suffix = '.tif'
             if asset.media_type:
                 suffix = os.path.splitext(asset.media_type)[-1]