diff --git a/homeassistant/components/sensor/swiss_public_transport.py b/homeassistant/components/sensor/swiss_public_transport.py
index 5edb49870a1..d74053417fe 100644
--- a/homeassistant/components/sensor/swiss_public_transport.py
+++ b/homeassistant/components/sensor/swiss_public_transport.py
@@ -23,6 +23,7 @@ ATTR_DEPARTURE_TIME2 = 'Next on departure'
 ATTR_START = 'Start'
 ATTR_TARGET = 'Destination'
 ATTR_REMAINING_TIME = 'Remaining time'
+ICON = 'mdi:bus'
 
 # Return cached results if last scan was less then this time ago
 MIN_TIME_BETWEEN_UPDATES = timedelta(seconds=60)
@@ -86,6 +87,11 @@ class SwissPublicTransportSensor(Entity):
                     ':'.join(str(self._times[2]).split(':')[:2]))
             }
 
+    @property
+    def icon(self):
+        """ Icon to use in the frontend, if any. """
+        return ICON
+
     # pylint: disable=too-many-branches
     def update(self):
         """ Gets the latest data from opendata.ch and updates the states. """