diff --git a/app/broadcast_areas/__init__.py b/app/broadcast_areas/__init__.py
index 66efcf1c8..800821357 100644
--- a/app/broadcast_areas/__init__.py
+++ b/app/broadcast_areas/__init__.py
@@ -1,9 +1,8 @@
-import geojson
 import itertools
 
-from werkzeug.utils import cached_property
-
+import geojson
 from notifications_utils.serialised_model import SerialisedModelCollection
+from werkzeug.utils import cached_property
 
 from .repo import BroadcastAreasRepository
 
diff --git a/app/broadcast_areas/create-broadcast-areas-db.py b/app/broadcast_areas/create-broadcast-areas-db.py
index fb310a296..a6dbc3596 100755
--- a/app/broadcast_areas/create-broadcast-areas-db.py
+++ b/app/broadcast_areas/create-broadcast-areas-db.py
@@ -1,12 +1,12 @@
 #!/usr/bin/env python
 
 from copy import deepcopy
-import geojson
 from pathlib import Path
-import shapely.geometry as sgeom
 
+import geojson
 from notifications_utils.safe_string import make_string_safe_for_id
 
+import shapely.geometry as sgeom
 from repo import BroadcastAreasRepository
 
 package_path = Path(__file__).resolve().parent
diff --git a/app/broadcast_areas/plot-areas.py b/app/broadcast_areas/plot-areas.py
index 123424995..a12232025 100755
--- a/app/broadcast_areas/plot-areas.py
+++ b/app/broadcast_areas/plot-areas.py
@@ -1,14 +1,14 @@
 #!/usr/bin/env python
 
+from random import sample
+
 import geojson
+from notifications_utils.safe_string import make_string_safe_for_id
+
 import cartopy.crs as ccrs
 import cartopy.feature as cfeature
 import matplotlib.pyplot as plt
 import shapely.geometry as sgeom
-
-from random import sample
-
-from notifications_utils.safe_string import make_string_safe_for_id
 from repo import BroadcastAreasRepository
 
 
diff --git a/app/broadcast_areas/repo.py b/app/broadcast_areas/repo.py
index 8ef59344f..d3de705c7 100644
--- a/app/broadcast_areas/repo.py
+++ b/app/broadcast_areas/repo.py
@@ -1,7 +1,8 @@
-import geojson
 import os
-from pathlib import Path
 import sqlite3
+from pathlib import Path
+
+import geojson
 
 
 class BroadcastAreasRepository(object):
diff --git a/tests/app/broadcast_areas/test_broadcast_area.py b/tests/app/broadcast_areas/test_broadcast_area.py
index b8ba3a8df..a172ef019 100644
--- a/tests/app/broadcast_areas/test_broadcast_area.py
+++ b/tests/app/broadcast_areas/test_broadcast_area.py
@@ -1,6 +1,7 @@
-import pytest
 import re
 
+import pytest
+
 from app.broadcast_areas import (
     BroadcastAreasRepository,
     broadcast_area_libraries,