diff --git a/homeassistant/components/switch/flux.py b/homeassistant/components/switch/flux.py
index 9fccf75ea4f..75ecc30c823 100644
--- a/homeassistant/components/switch/flux.py
+++ b/homeassistant/components/switch/flux.py
@@ -134,6 +134,8 @@ class FluxSwitch(SwitchDevice):
 
     def turn_on(self, **kwargs):
         """Turn on flux."""
+        if not self._state:  # make initial update
+            self.flux_update()
         self._state = True
         self.unsub_tracker = track_utc_time_change(self.hass, self.flux_update,
                                                    second=[0, 30])