diff --git a/homeassistant/components/calendar/google.py b/homeassistant/components/calendar/google.py
index 39e18abcf9b..9ac7adbd171 100644
--- a/homeassistant/components/calendar/google.py
+++ b/homeassistant/components/calendar/google.py
@@ -70,7 +70,7 @@ class GoogleCalendarData(object):
             service = self.calendar_service.get()
         except ServerNotFoundError:
             _LOGGER.warning("Unable to connect to Google, using cached data")
-            return False
+            return
 
         params = dict(DEFAULT_GOOGLE_SEARCH_PARAMS)
         params['timeMin'] = dt.now().isoformat('T')