diff --git a/homeassistant/components/sensor/metoffice.py b/homeassistant/components/sensor/metoffice.py
index c1ffb01d212..961b4692e93 100644
--- a/homeassistant/components/sensor/metoffice.py
+++ b/homeassistant/components/sensor/metoffice.py
@@ -141,7 +141,7 @@ class MetOfficeCurrentSensor(Entity):
         attr['Sensor Id'] = self._condition
         attr['Site Id'] = self.site.id
         attr['Site Name'] = self.site.name
-        attr['Last Update'] = self.data.lastupdate
+        attr['Last Update'] = self.data.data.date
         attr[ATTR_ATTRIBUTION] = CONF_ATTRIBUTION
         return attr