diff --git a/homeassistant/components/oasa_telematics/sensor.py b/homeassistant/components/oasa_telematics/sensor.py
index 60c2f9a231b..374e22d77dd 100644
--- a/homeassistant/components/oasa_telematics/sensor.py
+++ b/homeassistant/components/oasa_telematics/sensor.py
@@ -187,5 +187,5 @@ class OASATelematicsData():
             return
 
         # Sort the data by time
-        sort = sorted(self.info, itemgetter(ATTR_NEXT_ARRIVAL))
+        sort = sorted(self.info, key=itemgetter(ATTR_NEXT_ARRIVAL))
         self.info = sort