diff --git a/homeassistant/components/switch/tellstick.py b/homeassistant/components/switch/tellstick.py
index e82b73426cb..8afe91ca39b 100644
--- a/homeassistant/components/switch/tellstick.py
+++ b/homeassistant/components/switch/tellstick.py
@@ -50,6 +50,8 @@ def setup_platform(hass, config, add_devices_callback, discovery_info=None):
         logging.getLogger(__name__).info(
             "got TellCore callback {} {} {} {}".format(id_, method, data, cid))
         for switch_device in switches:
+            logging.getLogger(__name__).info(
+                "checking switch {}".format(switch_device.tellstick_device.id))
             if switch_device.tellstick_device.id == id_:
                 # Execute the update in another thread
                 logging.getLogger(__name__).info(