diff --git a/homeassistant/components/london_air/sensor.py b/homeassistant/components/london_air/sensor.py
index c7b7abd51ed..16dbfa5b871 100644
--- a/homeassistant/components/london_air/sensor.py
+++ b/homeassistant/components/london_air/sensor.py
@@ -29,6 +29,7 @@ AUTHORITIES = [
     "Barking and Dagenham",
     "Bexley",
     "Brent",
+    "Bromley",
     "Camden",
     "City of London",
     "Croydon",